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Optolong OIII 18nm Filter 1.25"
Optimized for specific wavelengths, it offers 90% transmission at 495.9 nm and 500.7 nm, critical for viewing ionized oxygen in nebular regions. The filter significantly cuts out unwanted light with only 0.1% transmission at certain wavelengths, further clarifying your celestial observations.Regular price $128.00 USDRegular priceUnit price per -
Optolong H-Beta 25nm Filter 1.25"
The Optolong H-Beta 25nm Filter 1.25" is an essential tool for anyone serious about astronomy and astrophotography. Its ability to isolate the H-Beta emission line and reduce light pollution makes it invaluable for capturing detailed images of faint nebulae. With its high-quality construction and advanced features, this filter will significantly improve your stargazing and imaging experience.Regular price $140.00 USDRegular priceUnit price per -
Optolong OIII Filter 2 Inch 18nm
Don’t miss the opportunity to elevate your stargazing and astrophotography to new heights. Order the Optolong OIII Filter 2 Inch 18nm today and start capturing the beauty of the night sky like never before. Click the link below to add this essential tool to your astronomical toolkit.Regular price $158.00 USDRegular priceUnit price per -
ZWO H-Alpha Ha Narrowband Filter 1.25" 7nm
The ZWO H-Alpha Ha Narrowband Filter 1.25" 7nm is an essential accessory for astrophotographers and astronomers seeking to capture the rich, intricate details of the night sky. This narrowband filter is meticulously designed to isolate the H-alpha emission line, enabling you to photograph and observe deep-sky objects with exceptional clarity and contrast.Regular price $179.00 USDRegular priceUnit price per -
ZWO OIII Narrowband Filter 1.25" (7nm)
The ZWO OIII Narrowband Filter is primarily used for capturing and enhancing images of deep-sky objects such as nebulae. By isolating the OIII emission lines, it enables astrophotographers to obtain clearer and more detailed images, even in light-polluted environments.Regular price $179.00 USDRegular priceUnit price per -
ZWO SII Narrowband Filter 1.25" Inch (7nm)
The filter allows only a 7nm bandwidth of light centered on the SII emission lines (672nm), providing high contrast and detailed views of nebulae.Regular price $179.00 USDRegular priceUnit price per -
Askar Duo-Band Narrowband Filter 2" / 1.25"
Blocks unwanted artificial light from sources like sodium and mercury vapor lamps, as well as natural skyglow. Durable Construction: Built with high-quality materials for longevity and reliable performance. Available in both 2" and 1.25" sizes, making it compatible with a wide range of telescopes and cameras.Regular price From $189.00 USDRegular priceUnit price per -
Optolong 2" H-Beta Filter 25nm
The filter allows 25nm bandwidth of light centered on the 486nm wavelength, providing bright and clear images of nebulae. Reduces the transmission of artificial light from mercury vapor and sodium vapor lights, as well as natural skyglow caused by neutral oxygen emission.Regular price $189.00 USDRegular priceUnit price per -
Askar SII Narrowband (7nm) Filter 2" / 1.25" / 36mm / 31mm
The Askar SII Narrowband (7nm) Filter is an essential tool for anyone serious about astronomical observation and astrophotography. Its ability to isolate specific wavelengths and reduce light pollution impact makes it invaluable for capturing stunning images of deep-sky objects. Don't miss the opportunity to add this high-quality filter to your astronomical toolkit.Regular price From $199.00 USDRegular priceUnit price per -
Optolong SHO (SII H-Alpha OIII) Filters 2" / 1.25"
Each filter isolates a 6.5nm bandwidth centered at its respective emission line, ensuring high contrast and detailed images. SII and OIII filters offer 80% transmission at their designated wavelengths, while the H-Alpha filter provides over 85% transmission.Regular price From $205.00 USDRegular priceUnit price per -
Optolong H-Alpha 7nm Filter 2" / 1.25"
Transform your astronomical observations and astrophotography with the Optolong H-Alpha 7nm 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 $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 OIII 6.5nm Filter 1.25"
The Optolong OIII 6.5nm Filter 1.25" is a powerful tool for any astronomer or astrophotographer looking to reduce the effects of light pollution and improve the visibility of deep-sky objects. With high transmission rates, advanced coating technology, and durable construction, this filter ensures that you can capture stunning, high-contrast images of the night sky with ease.Regular price $209.00 USDRegular priceUnit price per -
Optolong 2" Inch H-Alpha Filter
The filter is compatible with any telescope that uses 2-inch eyepieces. The filter significantly reduces the impact of light pollution, making it ideal for urban observations.Regular price $279.00 USDRegular priceUnit price per -
Optolong SII Filter 2 Inch 6.5nm
The Optolong SII Filter 2 Inch 6.5nm is an essential tool for anyone serious about astronomy and astrophotography. Its ability to isolate the SII emission line and reduce light pollution makes it invaluable for capturing detailed images of deep-sky objects. With its high-quality construction and advanced features, this filter will significantly improve your stargazing and imaging experience.Regular price $279.00 USDRegular priceUnit price per -
Optolong 2" OIII 6.5nm Filter
This filter ensures 80% transmission at the OIII emission line (500nm), providing bright and detailed views of nebulae and other deep-sky objects. Reduces the transmission of unwanted light wavelengths, including artificial light pollution from mercury vapor and sodium vapor lights, as well as natural skyglow.Regular price $279.00 USDRegular priceUnit price per -
ZWO 2" OIII Narrowband Filter 7nm
The ZWO 2" OIII Narrowband Filter 7nm is a premium optical accessory tailored for the dedicated astronomer. This narrowband filter significantly improves the quality of your astronomical observations and imaging, particularly when studying nebulas. With its precise bandwidth, it enables you to isolate specific wavelengths of light, providing clearer and more detailed views of celestial objects.Regular price $299.00 USDRegular priceUnit price per -
ZWO 2" H-Alpha Ha Filter 7nm
The ZWO 2" H-Alpha Ha Filter 7nm is an essential tool for anyone serious about astronomical observation and astrophotography. Its ability to isolate specific wavelengths and reduce light pollution impact makes it invaluable for capturing stunning nebula images.Regular price $299.00 USDRegular priceUnit price per -
ZWO 2" SII Filter 7nm
Purchasing the ZWO 2" Narrowband SII Filter 7nm is a smart investment 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 nebulae.Regular price $299.00 USDRegular priceUnit price per -
ZWO SHO 2" Inch Filter Set Kit (Ha SII OIII) Narrowband 7nm
The ZWO SHO 2" Inch Filter Set Kit (Ha SII OIII) Narrowband 7nm is a game-changer for astrophotographers seeking to capture the night sky in exquisite detail and color. This set of narrowband filters is designed to isolate specific wavelengths of light emitted by celestial objects, allowing for high-contrast, detailed images of nebulae and other deep-sky objects.Regular price From $299.00 USDRegular priceUnit price per
