Reviews Light Pollution Filter Set

Orion 5660 1.25-Inch SkyGlow Broadband Eyepiece Filter

  • The SkyGlow filter enhances deep-sky observations in moderately light-polluted skies.
  • Broadband filter blocks the most common wavelengths of light pollution for increased contrast and better views.
  • SkyGlow eyepiece filters improve views of nebulas, galaxies as well as open and globular star clusters.
  • 1.25" filter with metal filter cell construction compatible with all 1.25" Orion telescope eyepieces and filter-threaded 1.25" accessories.
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Air Purifiers for Home Large Room up to 969ft², H13 HEPA Air Filter for Pets Hair Dander Smoke Pollen Dust, Ozone Free, Portable Air Purifiers for Bedroom Office Living Room, E-300L, White

  • ... all airborne particles 0.3 microns in size, ridding your environment of dust, pollen, pet dander and a high-efficiency activated carbon filter for toxic fumes and unpleasant odors. This home air purifier is 100% Ozone-free, never uses UV-C light, which the research has shown can produce harmful ozone and secondary pollution..
  • USER-FRIENDLY: With noise levels as low as 20 dB, this HEPA air purifier is whisper-quiet for a nice sleep. You can also turn off all lights with the display button when it’s time to bed. Child lock setting efficiently prevents error operations caused by pets or children. Additionally, the check filter Indicator will let you know when it’s time for a fresh filter. (indicator light in white)..
  • EASY OPERATION & ENERGY SAVING: Easy to turn on/off an air cleaner, set fan speed mode L/M/H) to capture as much air pollutants as required. 3 timer option (2H/4H/8H) ensures you set the air purifier operating time. Operating at just 16W at its low fan speed, alllowing you to use it all day during times of high pollution, like wildfire season. Even running it at a high speed, E-300L only costs $0.4 per week..
  • TRUSTWORTHY FOR LONG USE: We will always stand by our customers and continue to provide a pleasant shopping experience. If you have....
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LEVOIT Air Purifiers for Home Large Room, H13 True HEPA Filter Cleaner with Washable Filter for Allergies, Smoke, Dust, Pollen, Quiet Odor Eliminators for Bedroom, Pet Hair Remover, Vital 100, White

  • 100% OZONE-FREE: The Vital 100 is completely ozone free and never uses UV-C light, which the research has shown can produce harmful ozone and secondary pollution..
  • POWERFUL PERFORMANCE: With a CADR of 130 CFM/ 221 m3/h, the Vital 100 is perfect for living rooms, bedrooms, and kitchens. Covers 300 ft²/ 28 m² in only 18 minutes. (Only products over 6 pounds can be equipped with such powerful motors that optimize the air cleaning performance).
  • 3-STAGE FILTRATION: Comes equipped with a washable pre-filter for large particles like lint and fur, a High-Efficiency Activated Carbon Filter for toxic fumes and unpleasant odors, and an H13 True HEPA Filter, which captures at least 99.97% of airborne particles 0.3 microns in size..
  • SLEEP COMFORTABLY: With noise levels as low as 23 decibels, the Vital 100 won’t keep you up at night. You can also turn off the display lights when it’s time for bed..
  • USER-FRIENDLY: Set a timer for 2, 4, or 8 hours whenever you like. The Check Filter Indicator will let you know when it’s time for a fresh filter..
  • ENERGY EFFICIENT: It only costs dollar 1.66 a week to run the Vital 100 24/7 , allowing you to use it all day during times of high pollution, like wildfire season..
  • EASY TO PLACE: The compact design and top-facing air vent....
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82mm Lens Filter Accessories Kit:UV CPL Adjustable ND Filter(ND2-ND400),Macro Close up Filter Set(+1,+2,+4,+10),Lens Hood,3 in 1 Grey Card for Canon Nikon Sony Pentax Olympus Fuji DSRL Camera

  • ...nishes ghosting effect from reflected light,increases the contrast of blue sky and white clouds in landscape photography,improves overall colour saturation.
  • Reduces or eliminates glare,effectively helps remove unwanted reflections from surfaces such as water and glass in addition to light reflecting off moisture and pollution in the atmosphere.UV protection filter reduces ultraviolet light and protect your loved lens from dust,scratch and collision..
  • [ND Fader and Close up lens filter] : ND filter Applies slow shutter speed under strong sunlight exposure.Large aperture is available to create depth of field easily,helps separate subjects from their background.These macro filters are perfect for photographing small items such as the details of flowers,coins and insects,etc.Each close up lens maintains resolution and picture clarity while magnifying image size..
  • [Lens hood and Other camera accessories] :Wide angle lens hood and Tulip lens hood can prevent lens flare caused by extraneous light and protects against unexpected bumps or shock,no vignetting.The Digital Color Card is an excellent addition to any studio because it allows to you to create sharp images that really reflect the color of the scene..
  • [Compatibility and Note] : These lens filter Accessor....
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Coway Airmega 400S App-Enabled Smart Technology Compatible with Amazon Alexa True HEPA Air Purifier, Covers 1,560 sq.ft, White

  • ...ts to its surroundings by adjusting fan speeds based on the room's air quality. That means your unit is energy efficient without compromising effectiveness.
  • [Eco Mdoe] When the air quality in the room remains purified for 30 minutes or more in Eco Mode, the fan will turn off to conserve energy, kicking on again when pollution is detected.
  • [Sleep Mode] When the Airmega's built-in light and pollution sensors detect that the room has been dark and the air clean for 3 minutes, Sleep Mode reduces the purifier's noise and power consumption.
  • [Filter Alerts] The air filter indicator tells you when the filters need to be replaced and the prefilters need to be cleaned for maximum efficiency, based on how much air they have processed.
  • [Air Quality Indicator] 24/7 pollution monitor air quality throughout the day, adjusting purification to the necessary level and saving energy when it's not needed.
  • [Timer] Schedule the unit to purify for 1, 4, or 8 hours of use and conserve energy.
  • [Warranty] 5-year Limited Manufacturer's Warranty.
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Respro Sportsta Anti-Pollution Mask - Large

  • Techno - Supremely Versatile The most versatile mask available, providing excellent filtration against most types of pollution a cyclist is likely to encounter Uses a Dynamic Activated Charcoal Cloth filter to filter the worst of urban pollution Also uses a HepA-type filter to screen out sub-micron pollutants such as pollens and respirable dusts Includes two Techno valves to allow easier exhalation, which is particularly important as they release heat, water vapour and Carbon Dioxide Comes in two sizes, with a contoured shape for a good seal and comfortable fit and Velcro pads for easy application Made from hypo-allergenic Neoprene giving a comfortable and secure fit The filter is replaceable, and is designed to be effective for at least 1 month in normal daily use.
  • City - Urban Commuter A specially developed mask to provide City cyclists with broad spectrum filtration against pollution Uses a Dynamic Activated Charcoal Cloth to filter the worst of urban pollution Includes two Techno valves to allow easier exhalation, which is particularly important as they release heat, water vapour and Carbon Dioxide Comes in two sizes, with a contoured shape for a snug and comfortable fit and Velcro pads for easy application Made from hypo-allergenic Neoprene ....
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Asept-Air LIFE CELL 1550UV 5-Stage Air Purifier with Washable Prefilter, 2-stage combination 99.97% TRUE HEPA and carbon mesh filter, and UVC lights for open spaces of up to 1,500ft2.

  • 100% OZONE-FREE: The Vital 100 is completely ozone free and never uses UV-C light, which the research has shown can produce harmful ozone and secondary pollution..
  • POWERFUL PERFORMANCE: With a CADR of 130 CFM/ 221 m3/h, the Vital 100 is perfect for living rooms, bedrooms, and kitchens. Covers 300 ft²/ 28 m² in only 18 minutes. (Only products over 6 pounds can be equipped with such powerful motors that optimize the air cleaning performance).
  • 3-STAGE FILTRATION: Comes equipped with a washable pre-filter for large particles like lint and fur, a High-Efficiency Activated Carbon Filter for toxic fumes and unpleasant odors, and an H13 True HEPA Filter, which captures at least 99.97% of airborne particles 0.3 microns in size..
  • SLEEP COMFORTABLY: With noise levels as low as 23 decibels, the Vital 100 won’t keep you up at night. You can also turn off the display lights when it’s time for bed..
  • USER-FRIENDLY: Set a timer for 2, 4, or 8 hours whenever you like. The Check Filter Indicator will let you know when it’s time for a fresh filter..
  • ENERGY EFFICIENT: It only costs dollar 1.66 a week to run the Vital 100 24/7 , allowing you to use it all day during times of high pollution, like wildfire season..
  • EASY TO PLACE: The compact design and top-facing air vent....
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MEETOOT Serological Pipette 10PCS 1ml Disposable Independent Sterilizing Packing Polystyrene Serum Pipets with Graduated Sterile Burette

  • Individually packaged with color circle logo at the end of the tube..
  • Electron beam sterilization adopts polyolefin filter element, which can effectively prevent pollution and has precise scale with extra capacity..
  • Polyolefin filter element to prevent pollution, clear two-way scale, transparent, light weight, stable chemical properties, acid and alkali resistance, high temperature and pressure resistance..
  • Made of polystyrene, no pyrogen, no endotoxin, no cytotoxicity, no hemolysis, no DNase and RNase..
  • Product use, mainly used for measuring a certain volume of liquid and vacuum suction, widely used in tissue culture, bacteriology, clinical, scientific research experiments, etc..
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Air Purifiers for Home with UV-C Light Sanitizer, Purifier with 3 in1 True HEPA Fits for 430 Sq.Ft Bedroom, Remove off 99.97% Dust Allergens Smoke Pollen Pets Hair

  • 【3-STAGE FILTRATION】: Comes equipped with a washable pre-filter for large particles like lint and fur, a High-Efficiency Activated Carbon Filter for toxic fumes and unpleasant odors, and an H13 True HEPA Filter, which captures at least 99.97% of airborne particles 0.3 microns in size..
  • 【UV Light】: UV-C technology photolysis airborne bacteria and viruses, secondary decompose Formaldehyde, Benzene, etc. with up to 98.3% effectiveness, alleviate air pollution.
  • 【POWERFUL PERFORMANCE】: With a CADR of 120 CFM / 212 m3/h, the Vital 100 is perfect for living rooms, bedrooms, and kitchens. It can cover 675 ft² in 30 minutes, and 300 ft²in only 18 minutes..
  • 【SLEEP COMFORTABLY】: With noise levels as low as 24 decibels, the Vital 100 won’t keep you up at night. You can also turn off the display lights when it’s time for bed.
  • comes with 3 fan speeds and an optional uv c light(Low, Med, High).
  • 【USER-FRIENDLY】: Energy-Saving Timer & Memory function, set a timer for 2, 4, or 8 hours whenever you like. The Check Filter Indicator will let you know when it’s time for a fresh filter..
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SimPure Y5 CB Filter Replacement Cartridge (Only applicable to Y5 System), 3-6 Months Replacement Cartridge (1 pack)

  • STAGE 4: Coconut shell activated carbon filter,adjust taste and prevent secondary pollution in the water, ensuring pure sweetness and deliciousness..
  • Compatible Replacement Filters for SimPure Y5 countertop reverse osmosis water filter system with 4 Temperature Mode.
  • It is commended to replace the Y5 CB Filter every 3-6 months to ensure the quality of the water.And the CF/RO/CB Smart Indicator Light will light up to remind you replace the filters..
  • QUICK CHANGE & TOOL FREE: The twist-in filter system makes the filter replacement a breeze and no tools required. The tool-free replacement save your time and energy. Your hassle-free life is our concern..
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