ReviewsOptical Variable Attenuator

NiSi 77mm True Color ND-Vario | 1-5 Stops Variable Neutral Density Filter | Photography and Videography

Variable Neutral Density Filter Offering Greater Control Over Exposure Settings, Allows Reduce Shutter Speeds and Wider Apertures.
True Color result that avoids color shift seen in other Variable filters.
Variable 0.3 to 1.5 Neutral Density, Reduces Exposure by 1 to 5 Stops.
Exposure Range-Control Filter Ring with Hard Stops at Each End, An optional rotating lever that can be removed, Larger front thread to avoid vignetting on wider lenses.
No "X" Effect High Definition optical glass Nano Coating, Waterproof and Anti-Reflective Coating.

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NiSi 95mm True Color ND-Vario | 1-5 Stops Variable Neutral Density Filter | Photography and Videography

Variable Neutral Density Filter Offering Greater Control Over Exposure Settings, Allows Reduce Shutter Speeds and Wider Apertures.
Variable 0.3 to 1.5 Neutral Density, Reduces Exposure by 1 to 5 Stops with a True Color result that avoids color shift seen in other Variable filters.
Exposure Range-Control Filter Ring with Hard Stops at Each End, An optional rotating lever that can be removed.
Can be combined on the front with 95mm Swift System Filters, OR 95mm standard thread filters.
No "X" Effect High Definition optical glass Nano Coating, Waterproof and Anti-Reflective Coating.

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USDR/USDX HF QRP SDR Transceiver SSB/CW Transceiver 8-Band 5W Ham Radio & Handhel Mic

【IRF Tube】Using IRF series transmitting tube to ensure its being durable & can be used to connect to an antenna (instrument base)..
【Lightweight&Cost-saving】The original QCX circuit is greatly simplified, and the installed components are reduced by 50 percent to save you the trouble of complicated transformer windings and wiring procedures..
【Less Power Consumption】Thanks to the EER transmitter E-level, it boasts high power efficiency and no bulky heat sink is required..
【DSP Function】Automatic gain control (AGC), noise reduction (NR), voice trigger, voice trigger Xmit (VOX), RX attenuator attenuator (ATT), TX noise gate, TX driver control, volume control, dBm/S-meter..
【Quality Material Handling】Laser marking aluminum laser, aluminum knobs with translucent silicone buttons..

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HMC472 Digital RF Attenuator Module DC-3.8GHz Parallel 0.5dB Step 31.5dB Attenuation Value

Attenuation Factor and Step Size :The HMC472 is a wideband 6-bit digital attenuator with an attenuation range of 0 to 31.5 dB and a typical step error of ± 0.25 dB..
Operating Frequency Range :Adopt QFN surface mount package, uses single power supply 5V, working frequency range from DC to 3.8 GHz..
Insertion Loss :Insertion loss is less than 2.0 dB (typical) and IIP3 is +54 dBm..
Objects Used :Suitable for a variety of RF and IF applications..
Attenuation Control Interface :Manually adjust the control through the 6-position pin header on the board..

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Hantek 20:1 Passive Attenuator for Pico 300v Max 10Mhz Passive Oscilloscope Signal Attenuator for Automotive Diagnostics Use,HT201

The HT201 has been designed to allow fuel injector and primary ignition waveforms to be measured using Hantek oscilloscope products..
Please note this attenuator should not be used for any high voltage measurements other than fuel injectors and primary ignition..
Passive attenuator with 20:1 attenuation, if input a 20V signal, it can output a 1V signal.Because the signal is attenuated, by using this item, oscilloscope can measure voltage higher than its range(±20V).
【What you will get】 1 x HT201 Signal Attenuation.
【Please Note】 After receiving the product, please check whether it is damaged. If you have any questions, please contact us in time. This product is a consumable and needs to be replaced regularly. Once the product is used, the warranty is not allowed..

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1M-8G RF Power Meter Power Attenuation Set Digital Display Signal Strength Module Radio Frequency Power Meter

Large Range: The measuring power range of this RF power meter is -60～-5 dBm (External RF attenuator can be extended to 100dBm), and the frequency range is up to 8000MHz..
Specific Feature: The RF power meter is light, compact and convenient, with a measurement power resolution of 0.1 dBm, and an output interface SMA_K..
Clear Display: This RF power meter comes with an LED screen, the data is clear and straightforward, and it is easy to use..
Standard Structure: The precise mechanical structure of the RF power meter makes the measurement accurate, convenient and reliable..
Quality Assurance: The RF power meter has been inspected many times before it leaves the factory to confirm the quality..

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Freewell 72mm Threaded Hard Stop Variable ND Filter Standard Day 2 to 5 Stop

Optics: Pure High Definition Optical glass 18Layers Multicoated ensure filmmaking experience.
Built: Hard stop Variable ND eliminates any chance of cross-polarization & zero vignetting (16mm above) during the shoot.
Coating: Each side of the glass element is coated with Waterproof, Dustproof, Scratch-resistant, Oilproof making sure you are ready for all the adventures.
Function: 2-5 Stop equivalent to ND4-ND32 is best suitable for the standard day from cloudy days to normal sunny day.
What is included: Variable ND Filter, Hard Case, One Lens Cover, Cleaning Cloth.

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Burris 4.5 x-14 x -42mm Fullfield II Ballistic Plex Scope , Matte Black

Popular And Premium Traditional Hunting Scope At An Affordable Price.
High-Grade Optical Glass Provides Excellent Brightness And Clarity With Lasting Durability.
The Burris Hunting Line Of Riflescopes Builds On Over 40 Years Of Optical Engineering Experience To Offer Scopes With Clarity And Unfailing Reliability.
Shooting And Hunting Is More Than A Hobby. It'S A Way Of Life. Burris Has Always Been A Part Of That Life.
Durable, Stress-Free, Solid 1-Piece Outer Tube Withstands Shock And Vibrations Of Even The Heaviest Recoil.
Fullfield II variable power 4.5x-14x-42mm matte black ballistic plex adjustable objective.

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Freewell 82mm Threaded Hard Stop Variable ND Filter All Day 2 to 5 Stop & 6 to 9 Stop – 2Pack

Optics: Pure High Definition Optical glass 18Layers Multicoated ensure filmmaking experience.
Built: Hard stop Variable ND eliminates any chance of cross-polarization & zero vignetting (16mm above) during the shoot.
Coating: Each side of the glass element is coated with Dustproof, Scratch-resistant, Oilproof making sure you are ready for all the adventures.
Function: 2-5 Stop equivalent to ND4-ND32, 6-9 Stop equivalent to ND64-ND512 is the ultimate all-day solution from cloudy days to a bright sunny day for all your videography needs .
What is included: Variable ND Filter, Storage Case, Two Lens Cover, Cleaning Cloth.

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Freewell 77mm Threaded Hard Stop Variable ND Filter All Day 2 to 5 Stop & 6 to 9 Stop - 2Pack

Optics: Pure High Definition Optical glass 18Layers Multicoated ensure filmmaking experience.
Built: Hard stop Variable ND eliminates any chance of cross-polarization & zero vignetting (16mm above) during the shoot.
Coating: Each side of the glass element is coated with Dustproof, Scratch-resistant, Oilproof making sure you are ready for all the adventures.
Function: 2-5 Stop equivalent to ND4-ND32, 6-9 Stop equivalent to ND64-ND512 is the ultimate all-day solution from cloudy days to a bright sunny day for all your videography needs.
What is included: Variable ND Filter, Hard Case, Two Lens Cover, Cleaning Cloth.

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Jackson Safety Welding Helmet, Digital Variable Auto Darkening Filter, Stars and Scars Design, Lightweight Protective Welder Face Mask with Light HLX100 Shell, Unisex, Universal Size, 46118

Features: True Sight II Digital Variable Auto Darkening Filter Welding Helmet built with four independent sensors (with 2 AAA batteries).
Design: ADF helmet has largest viewing area of 4.0" x 3.25" and offers optical clarity with a true 1/1/1/1 rating (DIN rating EN379).
Clean View: Variable shades from 5-8 and 9-13 to shield and protect eyes from radiant energy during weld.
Shade: Helmet has shade, sensitivity and delay adjustments for different tasks, enabling welders to enjoy enhanced visibility.

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