Reviews Light Pollution Filter

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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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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Air Purifiers, True Hepa 13 filters for Large Room, CADR 450 m³/h, Air Cleaner with UV-C Light, 3 Speeds, 3 Timers, Change Filter Reminder, Remove off 99.97% Dust, Allergens, Pollen, Pets, Hair, Smoke (black)

  • 【Built-in UV Light】: UV-C technology photolysis airborne bacteria and viruses, secondary decompose Formaldehyde, Benzene, etc. with up to 98.3% effectiveness, alleviate air pollution..
  • 【Advanced 3-Stage Filtration】: Pre-filter and Activated Carbon filter remove large dust particles, pet dander, and household odor.
  • True HEPA filter eliminates 99.97% of pollutants 0.3 μm and larger, like pollen and dust mites, and filters air pollution of PM 2.5 (The filter lasts 6-8 months.
  • 【Most Silent Air Cleaner】: Sleep mode is 24dB, quieter than a whisper and turns off all indicator lights.
  • comes with 3 speeds (Low, Med, High) and an optional UV-C Light..
  • 【High Performance】: CADR Rated 450+ CFM. (AHAM standard).
  • Cleans a room up to 270 sq ft in one hour, 140 sq ft in 30 minutes, purify the air 4 times in one hour, ideal for medium and large rooms up to 430 ft²/ 45m²..
  • 【The Most Intimate Design】: You can set up auto shuts off at 2, 4, 8-hour intervals.
  • There is a reminder of filter element replacement light.
  • Listed by ETL for safer use air purifier will remember your preference when you turn off it, more convenient and more humanized design..
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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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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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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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Coway Airmega AP-1512HH True HEPA Air Purifier with Air Quality Monitoring, Auto Mode, Timer, Filter Indicator, Eco Mode

  • ...ntly monitoring the air quality, the fan automatically adjusts to most effectively purify your space as needed providing a new level of clean in real time..
  • [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..
  • [3-Stage Manual Fan Speed] Control your AP-1512HH's fan manually with low, medium, and high settings..
  • [Air Quality Indicator] Pollution sensor communicates indoor air quality in real-time. Brightly colored LED lets you know how clean or dirty your indoor air is every minute of the day. You can turn off the light for sleeping..
  • [Filter Alerts] The air filter indicator tells you when the filters need to be replaced, and the pre-filter needs to be cleaned for maximum efficiency, based on how much air they have processed..
  • [Ultra Quiet] Ultra quiet operation with noise levels ranging from 24 dB to 53 dB..
  • [Timer] Schedule the unit to purify 1, 4, or 8 hours of use and conserve energy..
  • [Warranty] 3-year Limited Manufacturer's Warranty.
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46mm Filter Kit Universal UV CPL FLD Filter Set UV Protection Filter Circular Polarizing Filter Fluorescent Filter with Lens Cap Replacement for Canon Nikon Sony Pentax Olympus Fuji Camera

  • [CPL Filter] : This Polarizing filter diminishes 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.It plays an irreplaceable role in photo post processing..
  • [Ultra Violet Filter and FLD Filter] : UV filter is to reduce ultraviolet light and protect your beloved lens from dust,scratch and collision,perfect for outdoor photography.FLD filter is to reduce the greenish tone under fluorescent lighting,giving natural light colors..
  • [Note] : This universal filter set fits all Same caliber lens.Please verify your camera's lens thread size before ordering. Your camera's lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap..
  • [Package] :Includes 46mm UV filter x 1,1 x 46mm CPL filter,1 x 46mm FLD Filter,1 x 46mm centre pinch lens cap ,1 x Microfiber Lens Cleaning Cloth..
  • [Warranty] : We offer one year warranty and life-time after-sales service,if you meet any problem,please feel free to contact us..
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Nilfisk Non Original Nilfisk GS80/ GS90 Series Filters, Pack of 2

  • 【Arbitrary Cutting】The size of this universal filter is 150*150*9mm / 5.90*5.90*0.35in. It is made of soft material and can be cut to any size according to the needs of use..
  • 【Filtration Effect】This universal filter for vacuum cleaner accessories contains activated carbon, which has a three-layer filtration effect and powerful filtration..
  • 【Prevent Pollution】This vacuum cleaner accessory filter can filter large particles of dust, protect the motor, and prevent secondary air pollution..
  • 【Installation location】The vacuum cleaner motor filter is mainly installed between the air inlet and outlet of the vacuum cleaner..
  • 【Extended Lifespan】Replacing the filter frequently can effectively prolong the service life of the vacuum cleaner motor..
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Kase Wolverine 112mm Mega 6 Filter Stack Cap Kit Magnetic Shockproof Tempered Optical Glass Includes Neutral Night CPL ND8 ND64 ND1000 UV Lens Cap Set & Case Ideal for Nikon NIKKOR Z 14-24mm f/2.8 S

  • Filter #2 Neutral Night Light Pollution Filter.
  • Filter #5 ND64 6 Neutral DensityStop Filter.
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Coway Airmega AP-1512HHS App-Enabled Smart Technology, Compatible with Amazon Alexa True HEPA Air Purifier, Black/Bronze

  • ...tly monitoring the air quality the fan automatically adjustes to most effectively purifiy your space as needed providing a new level of clean in real time..
  • [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..
  • [3-Stage Manual Fan Speed] Control your AP-1512HHS' fan manually with low, medium and high settings..
  • [Air Quality Indicator] Pollution sensor communicates indoor air quality in real-time. Brightly colored LED lets you know how clean or dirty your indoor air is every minute of the day. You can turn off the light for sleeping..
  • [Filter Alerts] The air filter indicator tells you when the filters need to be replaced, and the pre-filter needs to be cleaned for maximum efficiency, based on how much air they have processed..
  • [Ultra Quiet] Ultra quiet operation with noise levels ranging from 24 dB to 53 dB..
  • [Warranty] 3-year Limited Manufacturer's Warranty.
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SVBONY Telescope Filter 1.25 inches Planetary Filter for Astronomy Telescope Eyepiece Increase Contrast and Reduce Light Pollution for Lunar Planetary Observation and Astrophotography

  • 1.25" moon and skyglow filter is a multi band pass filter transmitting a high percentage of light in the visual spectrum.
  • the filter enhances contrast when observing brighter objects including the moon and planets.
  • Telescope eyepiece cutting light pollution.
  • the filter has a mild effect of darkening the background of the night sky so that the fainter objects are more clearly seen contrasted against the blackness of space.
  • The filter effectively filters out selective wavelengths of low pressure sodium and other man made sources typically used in street lighting.
  • it enhances the views of deep sky objects by increasing the contrast of these objects against the background sky.
  • Premium quality metal rim and thread with blue glass lens.
  • the filter will fit all standard sized 1.25" eyepieces and accessories.
  • it is mounted in a nicely anodized housing.
  • Standard filter thread for any 1.25” telescope eyepiece and other accessory.
  • comes with a plastic box to keep it safe and clean when not in use.
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Claire-ity

  • OZONE FREE: Levoit air purifiers avoid using UV-C light, an air cleaning method that research has shown can produce harmful ozone and secondary pollution.
  • HIGH PERFORMANCE: Enjoy fresh air in minutes with the Core 300 True HEPA Air Purifier. Featuring VortexAir Technology and 360° air intake, the Core 300 cleans spaces up to 547 ft² in 30 minutes, 219 ft² in 12 minutes (CADR: 141 CFM / 240 m³/h). Only products over 6 pounds can be equipped with such powerful motors that optimize the air cleaning performance.
  • FIND RELIEF: Ease sneezing, congestion, and other allergy symptoms caused by airborne contaminants. The H13 True HEPA Filter works alongside the Pre-Filter and High-Efficiency Activated Carbon Filter to capture 99.97% of airborne particles 0.3 microns in size, such as dust, smoke, pollen, odor.
  • OFFICIAL LEVOIT FILTERS: Search for B07RSZSYNC or Core 300-RF to find Levoit's Core 300 replacement filter. Levoit filters provide the best fit and filtration, while off-brand filters are unreliable and may damage the air purifier.
  • MULTIPLE FILTER CHOICES: Choose from a variety of replacement filters to best meet your needs. The Toxin Absorber Filter specializes in smog, toxins, and VOCs. The Smoke Remover filter specializes in wildfire, smoke and etc....
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