Collection: 2 Inch Light Pollution Filter For Telescope
Improve your telescope's performance in light-polluted areas with our 2 Inch Light Pollution Filter. This filter is designed to block unwanted artificial light while allowing the natural beauty of celestial objects to shine through. The 2-inch diameter fits a wide range of telescopes, making it essential for astronomers observing in urban and suburban areas. Enhance the visibility of stars, planets, and deep-sky objects by reducing interference from streetlights and other artificial illumination. Capture the true beauty of the night sky with our light pollution filter and bring out the best in your astronomical observations.
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Optolong Moon and Skyglow Filter 2"
For astronomers and astrophotographers seeking to capture clear and detailed views of the night sky, the Optolong Moon and Skyglow Filter 2" is an essential tool. This high-quality filter is designed to significantly reduce the impact of skyglow and artificial light pollution, enhancing the visibility of celestial objects.Regular price $88.00 USDRegular priceUnit price / per -
Optolong CLS 2" Light Pollution Filter
Using the CLS Filter it significantly improves the visibility of deep-sky objects, enhancing the contrast and detail in your observations and photographs. Whether you're using a color CCD camera or an unmodified DSLR, this filter is a must-have for clearer, more detailed views of the cosmos.Regular price $118.00 USDRegular priceUnit price / per -
Optolong UHC 2" Light Pollution Filter
It offers 0.1% transmission of the major emission lines of artificial light pollution, such as mercury (Hg) at 435.8nm, 546.1nm, 577nm, and 578.1nm, and sodium (Na) at 589nm, 589.6nm, 615.4nm, and 616.1nm.Regular price $135.00 USDRegular priceUnit price / per -
Askar Color Magic C1 C2 Duo-Band Filter 2"
The Askar Color Magic C1 C2 Duo-Band Filter 2" is a cutting-edge tool for astrophotographers and amateur astronomers seeking to capture high-quality deep-sky images. Designed to effectively combat light pollution, this filter set brings out the detailed features of celestial objects that are otherwise difficult to capture. With the Color Magic C duo-band filters, you can achieve excellent imaging performance, even in urban areas with significant light pollution.Regular price From $169.00 USDRegular priceUnit price / per -
Askar Duo-Band Narrowband Filter 2" / 1.25"
Allows light at H-alpha (656.3nm) and OIII (495nm) wavelengths to pass through, enhancing the visibility of nebulae and supernova remnants. Offers more than 95% transmission at the key wavelengths, ensuring bright and clear images.Regular price From $189.00 USDRegular priceUnit price / per -
ZWO 2" Duo-Band Dual Narrowband Filter
Investing in the ZWO 2" Duo-Band Dual Narrowband Filter is a smart choice for any serious astronomer or astrophotographer. Its ability to isolate specific wavelengths of light and reduce the impact of light pollution makes it an essential tool for capturing stunning images of deep-sky objects. The filter's high transmission rate and fine-optical polishing ensure superior performance, providing clear and detailed views of the night sky.Regular price $199.00 USDRegular priceUnit price / per -
Optolong SHO (SII H-Alpha OIII) Filters 2" / 1.25"
The Optolong SHO (SII H-Alpha OIII) 6.5nm Filters are essential tools for astrophotographers and astronomers who want to capture stunning images of the night sky. Their ability to isolate specific wavelengths of light and reduce the impact of light pollution makes them invaluable for achieving detailed and high-contrast images of nebulae and other celestial objects. With their high-quality construction and advanced features, these filters will significantly improve your stargazing and imaging experience.Regular price From $205.00 USDRegular priceUnit price / per -
Optolong H-Alpha 7nm Filter 2" / 1.25"
The Optolong H-Alpha 7nm Filter is a powerful tool for any astronomer or astrophotographer looking to capture high-contrast, detailed images of the night sky. With its advanced coating technology, high transmission rates, and durable construction, this filter ensures that you can achieve stunning results in a variety of imaging scenarios. Whether you’re observing from a suburban backyard or a light-polluted urban environment, the H-Alpha filter will help you see the universe in greater detail than ever before.Regular price From $209.00 USDRegular priceUnit price / per -
Optolong SII Narrowband 6.5nm Filter 2" / 1.25"
6.5nm bandwidth centered at 672nm, isolating SII emissions while blocking out unwanted light. 80% transmission at the 672nm SII line, ensuring bright and detailed images.Regular price From $209.00 USDRegular priceUnit price / per -
Optolong OIII Narrowband 6.5nm Filter 2" / 1.25"
With its state-of-the-art construction and advanced coating technology, the Optolong OIII Narrowband Filter ensures that you capture the most stunning and clear images of nebulae and other celestial objects.Regular price From $209.00 USDRegular priceUnit price / per -
Optolong L-Quad Enhance Filter (L-QEF) 2"
Isolates key emission lines (H-Beta, OIII, H-Alpha, SII) for improved color balance and detail in nebulae, galaxies, and other deep-sky objects. Cuts out unwanted light pollution from mercury and sodium lamps, providing a clean and broadband image with minimal color cast.Regular price $209.00 USDRegular priceUnit price / per -
Optolong L-Pro Light Pollution Broadband Filter 2"
Achieves very high transmission (~90%) at major nebula emission lines, including OIII (496nm and 500nm), H-beta (486nm), NII (654nm and 658nm), H-alpha (656nm), and SII (672nm).Regular price $219.00 USDRegular priceUnit price / per -
Antlia Triband RGB Ultra Filter - 2" Mounted
The Antlia Triband RGB Ultra Filter is primarily used for astrophotography and visual observation, particularly in light-polluted areas. It is designed to capture detailed and high-contrast images of deep-sky objects such as emission nebulae, galaxies, reflection nebulae, and star clusters. By isolating specific wavelengths and enhancing the quantum efficiency of the blue channel, the filter ensures balanced RGB colors and high-quality images.Regular price $232.00 USDRegular priceUnit price / per -
Optolong L-Enhance Tri-Band Filter 2"
Investing in the Optolong L-Enhance Tri-Band Filter 2" means achieving professional-grade astrophotography results. Its superior construction, light pollution suppression capabilities, and compatibility with a wide range of equipment make it an invaluable tool for capturing the beauty of the night sky in vivid detail.Regular price $245.00 USDRegular priceUnit price / per -
Optolong L-Extreme 7nm Dual-Band Narrowband Light Pollution Filter
Achieve high-contrast, detailed images of nebulae and other celestial objects by isolating specific wavelengths of light. Effectively blocks unwanted wavelengths, significantly reducing the impact of light pollution and improving image clarity.Regular price From $253.00 USDRegular priceUnit price / per -
Antlia Quad Band Anti-Light Pollution Filter 2" Mounted
This filter effectively reduces the impact of light pollution by cutting out most of the orange-yellow light from sodium-vapor lamps and blue light from LED streetlights, making it ideal for urban and suburban environments.Regular price $270.00 USDRegular priceUnit price / per -
Optolong L-Ultimate Dual-3nm Filter 2" / 1.25"
Transform your astronomical observations and astrophotography with the Optolong L-Ultimate Dual-3nm Filter. Order now to enjoy clear, high-contrast images of nebulae and other celestial objects, capturing the beauty of the universe in unprecedented detail. Click the link below to add this essential tool to your collection today.Regular price From $281.00 USDRegular priceUnit price / per -
ZWO SHO 2" Inch Filter Set Kit (Ha SII OIII) Narrowband 7nm
Investing in the ZWO SHO 2" Inch Filter Set Kit (Ha SII OIII) Narrowband 7nm means achieving professional-grade astrophotography results. Their superior construction, light pollution suppression capabilities, and compatibility with a wide range of equipment make them invaluable for capturing the beauty of the night sky in vivid detail.Regular price From $299.00 USDRegular priceUnit price / per -
Optolong L-Extreme F2 Fast Filter 2 Inch
Perfect for capturing detailed images of nebulae and other celestial objects in the OIII and H-alpha emission lines. Optimized for use with fast focal ratio telescopes such as RASA, HyperStar, and others in the f2 to f3.3 range.Regular price $312.00 USDRegular priceUnit price / per -
Optolong L-Extreme Dual-Band Filter 2" Inch
This filter is designed for imaging and is not suitable for visual observation. It is specifically crafted to improve deep-sky imaging by isolating key emission lines and reducing light pollution. For best results, use this filter with a camera setup that is sensitive to the wavelengths it isolates.Regular price $312.00 USDRegular priceUnit price / per -
Askar Color Magic D1 D2 Duo-Band Narrowband Filter 2"
Over 85% at the center wavelength of 500.7nm and 656.3nm. FWHM of 6.5nm±0.5nm for OIII and 8.5nm±0.5nm for Hα. Darkens the sky background to highlight the details of celestial objects.Regular price From $329.00 USDRegular priceUnit price / per -
Antlia ALP-T Dual Band 5nm Narrowband OIII and Ha Filter 2" Mounted
The Antlia ALP-T Dual Band 5nm Filter is visually distinct with its golden yellow appearance, earning it the nickname "Golden Filter". This aesthetic is not just for show; it reflects the filter's exceptional performance in isolating specific wavelengths of light, ensuring that your images are both vibrant and detailed.Regular price $434.00 USDRegular priceUnit price / per -
Antlia ALP-T Dual Narrowband 5nm H-Alpha OIII/H-Beta SII Filter 2" Mounted
The filter set includes two dual band filters, one for H-Alpha and OIII, and another for H-Beta and SII. Each filter has a narrow 5nm bandpass to isolate specific wavelengths, enhancing image clarity and detail. The advanced multi-coatings effectively isolate the desired wavelengths while suppressing unwanted light pollution, moonlight, and airglow. This ensures superior signal-to-noise ratio and better contrast.Regular price From $435.00 USDRegular priceUnit price / per