This filter cuts off visible light and passes infrared light, allowing you to create infrared effects that are different from what you’d actually see. | This is done | By utilizing the infrared light range of the digital camera.
MULTI MONITOR ADAPTER FOR WINDOWS: DisplayPort to HDMI MST hub drives up to 3x HDMI monitors in extended or duplicate mode using a DP port on Windows desktop PCs or laptops; Not compatible with macOS | DISPLAY RESOLUTION: Multiple monitor DisplayPort to HDMI MST hub supports HD resolutions up to 3x 1080p 60Hz on three monitors, or dual 4K 30Hz on two monitors, or can support three ultrawide displays up to 2560x1080 | COMPATIBILITY: 3-Port DisplayPort to HDMI MST video splitter works with laptops, computers or desktop graphics cards; Requires host system with DP 1.2/HBR2/MST or later from HP, Dell & Lenovo and AMD, NVidia & Intel video cards | INCREASE PRODUCTIVITY: Increase productivity by extending your desktop at your workstation in the office/home office; MST technology uses your GPU/video card performance to deliver uncompressed video and use minimal system resources | GPU CAPABILITIES: Please verify maximum number of displays supported by your GPU; Some GPU chips (such as Intel HD Graphics) are only capable of supporting a maximum of three displays (laptop screen may be disabled when connected to three monitors)
CONSTRUCTED of 2 tone rip stop polyester for durability, bottom of bag is water resistant | RIPSTOP Extra strength fibers are interwoven into fabric at specific intervals to provide exceptional tear strength in a light weight material | SMART SLEEVE feature allows case to slide over the Upright handle tube for easy transport | LAPTOP COMPARTMENT is a built in padded compartment designed to carry your laptop computer and help protect it from shocks while traveling | TABLET POCKET with tricot lining compartment designed to store your tablet | MULTIPLE ZIPPERED quick stash pockets provide plenty of storage and easy access to items | OVERALL Dimensions: 17.75 inch x 12.0 inch x 8.0 inch, Weight: 2.0 pounds
Controls for roll, tilt and swivel are completely independent for easy set-up and perfect alignment | Quick-release mechanism allows dismounting for servicing of filters and bulbs without realigning and refocusing | Fits most DLP, LCD, and CRT projectors | Controls for roll, tilt and swivel are completely independent for easy set-up and perfect alignment | Quick-release mechanism allows dismounting for servicing of filters and bulbs without realigning and refocusing | UL-listed for quality and safety assurance | Decorative cover conceals assembly and mounting hardware for a finished appearance. Optional white decorative covers are provided. | Fits most DLP, LCD, and CRT projectors
Professional heavy duty photo backdrop stand kit, 1.4'' diameter tube – more sturdy & durable, perfect for using at home, studio or outdoor. | (2) x Support Stand built-in Dual Spring Cushion: height adjustable (Min 3.7ft – Max 10ft), made of 100% Aluminum material, stable and no wobbly even though outdoor use. | (4) x Crossbar: width adjustable (Min 6ft – Max 12ft), easy to connect, no sag when hang backdrops within 35 lbs, safety use. | (1) x Portable Carry Bag: premium quality nylon material with sturdy zipper, easy to transport and store the whole kit. | This backdrop support system is easy to set up and take down, no need any tool, come with two heavy duty spring clamps to hold your Canvas, Muslin, or Paper Backdrops. Need more clamps, please search ASIN: B01G0AAEOK
(1) 【extendable DVR】 Hybrid capability 4-in-1 8 Channel 1080N/720P DVR Recorder with Self-Adaptive technology it supports 4 kinds of camera models 960H analog 720P/1080P AHD 720P/1080P TVI and CVI (1TB Seagate SKYHAWK security Grade hard Drive included) | (2) 【local or remote access anytime & anywhere】 view and control your security system locally by connecting the system to a monitor or via free ZOSI Client software on windows or Mac or via iOS & Android app (ZOSI smart or ZOSI View) on mobile devices remotely | (3) 【Advance motion detection & alert push】 you can customize motion detection area in each camera to minimize false alerts Instant notifications and email alerts will be pushed to your phone directly as long as the cameras detect moving objects | (4) 【customize each camera with different record modes】 our ZOSI DVR offers 4 kinds recording modes to meet your needs record footage continuously record during scheduled times only record when detect motion recycle record You can customize each camera with different recording modes and download the recording files for the USB backup | (5) 【20/7 Customer Support and 2 Year 】 for 2-year & Free life-time Tech Support & 90-day money back Any problems please just feel free to contact us you can always rely on our 20/7 customer service (Customer Support response within 20 hours everyday)
Maintains the electronic functions of the lens, including auto-focus and auto-exposure | All metal construction and smooth surface for effortless mounting | No optical insert - maintains lens optical quality | Can combine tubes for various macro ratios | Limited 2-Year Manufacturer Warranty
The Uniden Bearcat BC355N Mobile/Base Scanner is one of the most feature packed, user-friendly, entry level scanners available today. It can pick up analog receptions including 6 Service banks for monitoring Police, Fire, Emergency Medical Services, Marine, Air, Weather, and CB frequencies. | The BC355N features “Close Call RF Capture Technology,” which instantly tunes to signals from nearby transmitters. This pre-programmed search makes it easier to find active frequencies and helps you stay on top of local happenings and emergencies in your area. 100 ch/sec Scan Speed (max) | You can save up to 300 frequencies that are scanned along with the preset frequencies. So whenever you encounter a newly activated local frequency for any service category, you can add it to the bank for that category. This gives you quick access to the frequencies you want to hear. | The BC355N comes complete with a backlit display, making it easier to read in low light conditions, along with AC adapter, a DC power cable and an automotive power outlet plug, giving you more options for supplying power at home or in your car. Frequency range for aircraft band is AM mode 8.33 STEP (kHz) at 108.0000, 136.9916(Lower and Upper) | If you’re looking for an affordable way to jump into the world of scanners, the BC355N may be the right choice for you. (Please note: model BC355N is not suitable for trunking or digital radio system monitoring. If you live in an area where trunking or digital radio systems are used, you need to upgrade to a Uniden Digital model (“D” stands for Digital), such as models BCD996P2, BCD436HP, BCD536HP, BCD325P2, or HomePatrol-2.
Band width: 80M, 40m, 20m, 10m Typically with out a tuner. | Antenna Width: 136ft. end to end 14awg. UV insulated stranded wire. | Power: 1500w SSB/PEP 200w CW | Used by DX contesters all over the world | Designed to be light weight, easy to work with and easy to service
Full Tempered Glass side panel for ATX Mid Tower Computer PC Case | Front Design for maximized Airflow with two front 120mm fan pre-installed (& one rear 120mm fan pre-installed) | Convenient Interface with one USB, 3.0 & two USB 2.0 | Power Supply unit dedicated space for improved cooling performance | 7 PCI Expansion Slots with Bottom & Top Magnetic Dust Filter
Reduce/Eliminate Reflections And Haze And Improve Color And Tonal Saturation | 16-Layer Multi-Coating | Filter Factor: Between 2.3 And 2.8 (Approx. +1.3 Stops) | For brilliant color reproduction, best contrast and sharpness Heliopan offers the highest quality optical glass from the German Schott Group. | SH-PMC broadband coatings of 8 layers per side for the highest reflection reduction (below 0.2%). Dust and moisture repellent top coating on each side for easy cleaning and longest life | Slim mount does not vignette with 21mm lenses. | Minimal reflections because of matte black anodized brass filter rims which will not bind when threaded in combination with other metals. | Limited Lifetime Warranty Against Manufacturing Defects
THE NATURE KIT | Featuring a UV Plus+, CPL Plus+, ND64 Plus+, and a Soft Graduated ND8 Plus+ so you have all the essential creative tools for nature photography | THE BEST GLASS | Enjoy the best clarity, true light transmittance, colour neutrality and scratch resistance with our nano-coated German SCHOTT glass | CREATIVE OPTIONS | Use our UV Plus+ to increase clarity, CPL Plus+ to remove reflections, our ND64 Plus+ to cut 6 f-stops and Soft Graduated ND8 Plus+ to balance exposure | NATURE ESSENTIALS | Four versatile filters so you're prepared for all nature photography possibilities with The Nature Filter Kit. Backed by our liftime warranty | PLANT 5 TREES | This Urth filter funds local communities to plant 5 trees in areas affected by deforestation
WORLDS SHARPEST AND MOST COLOR NEUTRAL ND: From the moment you pick up X4 nd filter you’ll immediately feel the craftsmanship and quality. X4 52mm nd filter maintains a very well controlled and flat transmission all the way throughout the visible spectrum and into IR, delivering the worlds most color neutral results. | MRC16 OPTICAL COATING: 16 Layer Multi-Resistance Coated to significantly reduce lens flare and ghosting while making the filter Anti-Scratch, Reduce Reflection, Water Repellent, Increase Surface Durability, Oil & Dust Resistant. All these fantastic attributes are essential for working effectively outdoors. Our proprietary MRC coating is structurally harder than the glass itself and the reduced reflections improve the efficiency since less light is lost. | NANOTEC: In addition to state-of-the-art MRC, our optical engineers developed new nano coating layer technology, called Nanotec, from the ground up to repel dirt, water and other elements by beading rather than absorbing and smearing. Set in our workhorse and built to withstand extreme wind, salt water, dust and other abrasive conditions and elements. | FITMENT: Our X4 6stop nd filter is compatible with all 52mm camera lenses. Your lens thread size will be printed underneath your lens cap or written somewhere on the lens barrel. Make sure you order the correct size otherwise it will not fit your lens. | 25 YEARS SUPPORT: This lens filter is guaranteed to be free from craftsmanship defects for 25 years. When you activate your 25 Year Ironclad Guarantee online we associate your X4 serial number to you, so any future discussions on this unique filter are tracked, issues recorded and all that stuff which goes into future product design.
Six saturated and six de-saturated color chips aligned with video production. | Six color chips from light to dark with different undertones. | Four larger steps for even gray balance, including white, 40IRE gray, deep gray and high gloss black reference patches. | Create in-camera white balance to start at a neutral point for all the footage you capture. | Target size 8 x 11.5 Inches
WORLDS SHARPEST AND MOST COLOR NEUTRAL ND: From the moment you pick up X4 nd filter you’ll immediately feel the craftsmanship and quality. X4 58mm nd filter maintains a very well controlled and flat transmission all the way throughout the visible spectrum and into IR, delivering the worlds most color neutral results. | MRC16 OPTICAL COATING: 16 Layer Multi-Resistance Coated to significantly reduce lens flare and ghosting while making the filter Anti-Scratch, Reduce Reflection, Water Repellent, Increase Surface Durability, Oil & Dust Resistant. All these fantastic attributes are essential for working effectively outdoors. Our proprietary MRC coating is structurally harder than the glass itself and the reduced reflections improve the efficiency since less light is lost. | NANOTEC: In addition to state-of-the-art MRC, our optical engineers developed new nano coating layer technology, called Nanotec, from the ground up to repel dirt, water and other elements by beading rather than absorbing and smearing. Set in our workhorse and built to withstand extreme wind, salt water, dust and other abrasive conditions and elements. | FITMENT: Our X4 6stop nd filter is compatible with all 58mm camera lenses. Your lens thread size will be printed underneath your lens cap or written somewhere on the lens barrel. Make sure you order the correct size otherwise it will not fit your lens. | 25 YEARS SUPPORT: This lens filter is guaranteed to be free from craftsmanship defects for 25 years. When you activate your 25 Year Ironclad Guarantee online we associate your X4 serial number to you, so any future discussions on this unique filter are tracked, issues recorded and all that stuff which goes into future product design.
Made to stack over 82mm True Color VND or individually with the 82mm Swift Adapter | The soft, mist effect density of 1/8 stop helps to disperse brighter highlights to create a flaring effect from harsh light sources | Creates a cinematic look | Provide little loss of detail across the image compared to traditional diffusion filters | High definition optical glass with NiSi Nano Coating - waterproof, scratch resistant, and easy to clean
SDI Video Outputs: 2; Automatically matches the HDMI input | HDMI 2.0 Video Outputs: 1x type A | SDI Rates: 270Mb, 1.5G, 3G, 6G, 12G | Multi Rate Support: Auto detection of SD, HD, 2K, Ultra HD and 4K | 5V universal power supply included with international socket adapters for most countries
WORLD’S SHARPEST UV FILTER: Our X4 UV features SCHOTT Superwhite B270 optical Glass Made In Germany. Our state-of-the-art multi-resistant coating has 16-layers (MRC16) which increases light transmission to 99.4% and creates a protective layer that’s structurally harder than the glass. The moment you pick up X4 UV you’ll immediately feel the craftsmanship and quality. | TRACTION DESIGN: The X4 UV features an ultra-slim double-threaded 3.2mm Traction Frame which eliminates vignetting and light falloff on full-frame wide-angle setups while still working with all your lens caps. The X4 UV’s double-threaded traction frame will accept all of your filters and existing lens caps. | NANOTEC: In addition to state-of-the-art MRC, our optical engineers developed new nano coating layer technology, called nanotec, from the ground up to repel dirt, water and other elements by beading rather than absorbing and smearing, making it easier (and faster) than ever to clean. | FITMENT: This UV filter is compatible with all 95mm camera lenses. Your lens thread size will be printed underneath your lens cap or written somewhere on the lens barrel. Make sure you order the correct size otherwise it will not fit your lens. | 25 YEARS SUPPORT: We stand behind every UV filter we make with our 25 Year Ironclad Guarantee. Every X4 UV filter has a unique serial number laser engraved onto the interior frame. When you activate your 25 Year Ironclad Guarantee, we assign this serial number to you, so any future discussions on this unique filter are tracked, issues recorded and all that stuff which goes into future product design.
WORLDS SHARPEST AND MOST COLOR NEUTRAL ND: From the moment you pick up X4 nd filter you’ll immediately feel the craftsmanship and quality. X4 49mm nd filter maintains a very well controlled and flat transmission all the way throughout the visible spectrum and into IR, delivering the worlds most color neutral results. | MRC16 OPTICAL COATING: 16 Layer Multi-Resistance Coated to significantly reduce lens flare and ghosting while making the filter Anti-Scratch, Reduce Reflection, Water Repellent, Increase Surface Durability, Oil & Dust Resistant. All these fantastic attributes are essential for working effectively outdoors. Our proprietary MRC coating is structurally harder than the glass itself and the reduced reflections improve the efficiency since less light is lost. | NANOTEC: In addition to state-of-the-art MRC, our optical engineers developed new nano coating layer technology, called Nanotec, from the ground up to repel dirt, water and other elements by beading rather than absorbing and smearing. Set in our workhorse and built to withstand extreme wind, salt water, dust and other abrasive conditions and elements. | FITMENT: Our X4 6stop nd filter is compatible with all 49mm camera lenses. Your lens thread size will be printed underneath your lens cap or written somewhere on the lens barrel. Make sure you order the correct size otherwise it will not fit your lens. | 25 YEARS SUPPORT: This lens filter is guaranteed to be free from craftsmanship defects for 25 years. When you activate your 25 Year Ironclad Guarantee online we associate your X4 serial number to you, so any future discussions on this unique filter are tracked, issues recorded and all that stuff which goes into future product design.
3-IN-1 ND FILTER KIT | Featuring a Magnetic ND8 Plus+ (3 Stop), Magnetic ND64 Plus+ (6 stop) and Magnetic ND1000 Plus+ (10 stop) filters for greater creative control in all light conditions. | CONTROL LIGHT | Cut 3, 6 or 10 f-stops to maintain you desired settings in bright conditions or dramatic motion blur and shallow depth of field in all conditions. | MAGNETIC ENGINEERING | The magnetic design minimises space and weight in your kit and speeds up workflow. The ultra-slim rim is designed for optimal optics, eliminating vignetting. Please note: Magnetic filters include a magnetic adapter ring. | PRO GLASS | Urth pro-range magnetic filter kits feature 20-layer nano-coated German SCHOTT glass, ensuring exceptional light control and transmission. | LIFETIME QUALITY | Made from tough magnalium, Urth Magnetic Lens Filters offer lasting resilience. Backed for life.
COMPATIBILITY: The 100x150mm GND is made to fit a square filter holder for 100mm wide filters of 2mm thickness. Easily slide into place, adjust the graduation to your horizon, and start shooting. | SOFT GND: Darken specific areas of an image, with unaffected exposure in the rest. It is densest at one edge and tapers to clear by the middle, with a soft-edged line of transition between them. | GND4: The darkened end of the filter has a 0.6 density, which can lengthen the shutter speed for your exposure by reducing the amount of light entering the camera by 2 stops. | TRUE TO LIFE COLOR: This filter is made with high-definition optical glass and treated with infrared (IR) light protection. This provides the most crystal-clear images without color shifting. | NANO COATING: Our nano coating makes this filter waterproof, scratch-resistant, and anti-reflective for long-lasting performance. It retracts dust, dirt, and fingerprints, making it easy to clean.
A medium-edged line of transition from the clear area to the darkened density of 0.6, or a 2 stop light reduction | Particularly useful for images that feature buildings, mountains and other elements that protrude into the skyline | True to life color, No color cast | High definition optical glass with NiSi Nano Coating on both sides - waterproof, anti-reflection, scratch resistant, and easy to clean | Compatible with the NiSi 100mm System and any other systems that hold 100x150mm filters with 2mm thickness
【Well-built】The lens is made of all metal, make the mount and the body more closely fit. The surface of the mount uses environmentally friendly paintwork, which prevents rust and corrosion, 12Elements in 10Groups optical design effectively correct of distortion. Photographers can easily complete indoor or outdooe architectural photography. | 【More Creative Space】12mm focal length range, with 100° angle of view, and 0.15m closest focusing distance, providing more shooting possibilities,excellent close-up capability to highlight the subject more. And support filters, lens hood or other accessories to be installed on the front lens, make the creation more extended. | 【Great for Low Light Conditions】F2.8 large aperture is ideal for night scenes, starry skies and other low-light subjects, and at lower ISO sensitivities you don't need to worry about low shutter speeds to get a false picture. | 【Excellent Distortion Control】Lens uses 10groups of 12elements of an ti telescopic structure, the rear groups of floating mirror group focus, effective correction of distortion, in the edge resolution and distortion control has a visible improvement. | 【Compatibility]】The lens are widely compatible for Nikon Z mount mirrorless cameras like Z5 Z6 Z7 Z6II Z7II Zfc.
A solid-edged line of transition from the clear area to the darkened density of 0.6, or a 2 stop light reduction | Perfect to balance the exposure when scenes have a sudden transition from the foreground to the sky | True to life color, No color cast | High definition optical glass with NiSi Nano Coating on both sides - waterproof, anti-reflection, scratch resistant, and easy to clean | Compatible with the NiSi 100mm System and any other systems that hold 100x150mm filters with 2mm thickness
Graduated filter with a hard-edged transition to a darkened density of 0.6, or a 2 stop light reduction. The transition starts from the middle and transitions to the top of the filter | Similar to hard-edged GNDs except that the darkest part of the filter is at the transition point | True to life color, No color cast | High definition optical glass with NiSi Nano Coating on both sides - waterproof, anti-reflection, scratch resistant, and easy to clean | Compatible with the NiSi 100mm System and any other systems that hold 100x150mm filters with 2mm thickness
【Well-built】The lens is made of all metal, make the mount and the body more closely fit. The surface of the mount uses environmentally friendly paintwork, which prevents rust and corrosion, 12Elements in 10Groups optical design effectively correct of distortion. Photographers can easily complete indoor or outdooe architectural photography. | 【More Creative Space】12mm focal length range, with 100° angle of view, and 0.15m closest focusing distance, providing more shooting possibilities,excellent close-up capability to highlight the subject more. And support filters, lens hood or other accessories to be installed on the front lens, make the creation more extended. | 【Great for Low Light Conditions】F2.8 large aperture is ideal for night scenes, starry skies and other low-light subjects, and at lower ISO sensitivities you don't need to worry about low shutter speeds to get a false picture. | 【Excellent Distortion Control】Lens uses 10groups of 12elements of an ti telescopic structure, the rear groups of floating mirror group focus, effective correction of distortion, in the edge resolution and distortion control has a visible improvement. | 【Compatibility】The lens are widely compatible for Canon Camera M1 M2 M3 M5 M6 M10.
❤【HD VIDEO CAPTURE】Support most common software,such as AMCap 9.22,OBS and XSplit,Livestream Studio. | ❤【Plug & Play】No need install driver,true PnP,compatible most video software on Linux,Windows and Mac. won't occupy CPU. No freeze with correct setting. | ❤【RECORDING】With high speed USB 3.0,It can capture one signal channel HD HDMI video signal.Detect input and adjust output automatically. Options for requireded output.1080p/60fps & UAC and UVC in & YUV 422 out.Suitable for devices with HDMI output such as blu-ray player, PS3/4, Xbox one.Capture resolutions up to 1080p/60fps | ❤【SHARING】HD Video Capture Support live video streaming, webcasting and video conferencing,Record and Share your Live Streaming Video,with the HDMI output,Video recording can be synchronized to a larger screen. | ❤【CONVERT】Convert HDMI signals to USB 3.0(Compatible USB2.0),Streaming to Facebook,Twitch,YouTube,dailyMotion,Hitbox and more
The DUET KIT | Featuring a UV Filter Plus+ to protect your lens and sharpen your photos, and a CPL Polarizing Filter Plus+ to cut glare, boost colours and contrast. | THE BEST GLASS | Enjoy true light transmittance, the best clarity and polarization. Our UV Filter has a 30-layer nano-coating and our CPL has 20 layers both over German SCHOTT glass. | MAGNETIC EASE | Our conscious design minimises space and weight in your kit and speeds up workflow with a convenient stackable, magnetic system. Please note: Magnetic filter kits include a magnetic adapter ring. | SHARPER SCENES | Our UV Plus+ cuts ultraviolet haze and our CPL Plus+ cuts polarized light for better clarity, contrast and stronger colours. | PLANT 5 TREES | This Urth filter funds local communities to plant 5 trees in areas affected by deforestation.
EASY CONNECTION - designed for operation in an NMEA 2000 network and are compatible with a wide range of equipment supporting this protocol. | Raymarine SeaTalk NG, Simrad SimNet, and Furuno CAN networks are branded versions of NMEA 2000 and differ only by connector type. Garmin uses the NMEA 2000 Micro connector in its devices, which is compatible with the DeviceNet Micro connector. | HIGH ACCURACY - Pressure data output resolution to a NMEA 2000 Version 3 network is 0.01 hPa (mbar), absolute measurement accuracy is ±1 hPa, relative measurement accuracy is ±0.12 hPa. | HIGH QUALITY - crafted in Europe by sailors for sailors | NO-RISK PURCHASE - we have one year warranty and 30 days money back guarantee, no questions
A medium-edged line of transition from the clear area to the darkened density of 0.9, or a 3 stop light reduction | Particularly useful for images that feature buildings, mountains and other elements that protrude into the skyline | True to life color, No color cast | High definition optical glass with NiSi Nano Coating on both sides - waterproof, anti-reflection, scratch resistant, and easy to clean | Compatible with the NiSi 100mm System and any other systems that hold 100x150mm filters with 2mm thickness
THE ESSENTIALS KIT | Stackable magnetic ND8, ND1000, CPL and UV (Plus+) filters offer more creative possibilities and ease when exploring outdoor photography. | MAGNETIC EASE | Our conscious design minimises space and weight in your kit and speeds up workflow with a magnetic stacking system. Please note: Magnetic filter kits include a magnetic adapter ring. | PROFESSIONAL GLASS | Enjoy the best light transmittance, reduced lens flare and ghosting with our 20 and 30-layer nano-coated German SCHOTT glass. | CREATIVE OPTIONS | Use our UV Plus+ to increase clarity, CPL Plus+ to remove reflections and increase contrast, our ND8 Plus+ & ND1000 Plus + to slow shutters and widen apertures. | PLANT 5 TREES | This Urth lens kit funds local communities to plant 5 trees in areas affected by deforestation.
True to life color, No color cast | 6.0 density provides a 20 stop reduction of light entering the lens, while still providing true to life color | No Vignetting | Compatible with systems that hold 100x100mm (2mm thick) filters | High definition optical glass with NiSi Nano Coating on both sides - waterproof, anti-reflection, scratch resistant, and easy to clean
WORLDS SHARPEST AND MOST COLOR NEUTRAL ND: From the moment you pick up X4 nd filter you’ll immediately feel the craftsmanship and quality. X4 72mm nd filter maintains a very well controlled and flat transmission all the way throughout the visible spectrum and into IR, delivering the worlds most color neutral results. | MRC16 OPTICAL COATING: 16 Layer Multi-Resistance Coated to significantly reduce lens flare and ghosting while making the filter Anti-Scratch, Reduce Reflection, Water Repellent, Increase Surface Durability, Oil & Dust Resistant. All these fantastic attributes are essential for working effectively outdoors. Our proprietary MRC coating is structurally harder than the glass itself and the reduced reflections improve the efficiency since less light is lost. | NANOTEC: In addition to state-of-the-art MRC, our optical engineers developed new nano coating layer technology, called Nanotec, from the ground up to repel dirt, water and other elements by beading rather than absorbing and smearing. Set in our workhorse and built to withstand extreme wind, salt water, dust and other abrasive conditions and elements. | FITMENT: Our X4 3stop nd filter is compatible with all 72mm camera lenses. Your lens thread size will be printed underneath your lens cap or written somewhere on the lens barrel. Make sure you order the correct size otherwise it will not fit your lens. | 25 YEARS SUPPORT: This lens filter is guaranteed to be free from craftsmanship defects for 25 years. When you activate your 25 Year Ironclad Guarantee online we associate your X4 serial number to you, so any future discussions on this unique filter are tracked, issues recorded and all that stuff which goes into future product design.