Filters-Imaging

Filters-Imaging

  • Optolong IR Pass 1.25in Filter

    Optolong IR Pass 1.25in Filter

    Optolong

    Your price: $109.00
    Optolong IR Pass 1.25in Filter Atmospheric seeing and distortion is much reduced at longer IR wavelengths and as such, the IR Pass 685nm filter is designed to block wavelengths below 670nm and can be used in IR-LRGB imaging to produce a sharper luminance...
    OLG-11601
    SKU:
    OLG-11601
    Your price: $109.00
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  • Optolong IR Pass 2in Filter

    Optolong IR Pass 2in Filter

    Optolong

    Your price: $164.00
    Optolong IR Pass 2in Filter Atmospheric seeing and distortion is much reduced at longer IR wavelengths and as such, the IR Pass 685nm filter is designed to block wavelengths below 670nm and can be used in IR-LRGB imaging to produce a sharper luminance...
    OLG-11602
    SKU:
    OLG-11602
    Your price: $164.00
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  • Optolong L-eNhance 1.25in Filter

    Optolong L-eNhance 1.25in Filter

    Optolong

    Your price: $247.00
    Optolong L-eNhance 1.25in Filter Designed for DSLR (digital SLR), color CMOS and monochrome CCD cameras. Isolates the H-Alpha, H-Beta, and Oxygen III nebula emission lines and achieves a maximum transmission of up to 90%. Good for use in heavily light...
    OLG-13801
    SKU:
    OLG-13801
    Your price: $247.00
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  • Optolong L-Pro 1.25in Filter

    Optolong L-Pro 1.25in Filter

    Optolong

    Your price: $206.00
    Optolong L-Pro 1.25in Filter L-Pro is a multi-bandpass filter offering better color balance by maximizing the transmission band.  A good choice for light pollution suppression.
    OLG-10201
    SKU:
    OLG-10201
    Your price: $206.00
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  • Optolong Moon and SkyGlow 1.25in Filter

    Optolong Moon and SkyGlow 1.25in Filter

    Optolong

    Your price: $44.00
    Optolong Moon and SkyGlow 1.25in Filter Designed to darken the background sky by blocking light transmission from skyglow 589nm and many street light emissions from artificial light. 
    OLG-10501
    SKU:
    OLG-10501
    Your price: $44.00
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  • Optolong Moon and SkyGlow 2in Filter

    Optolong Moon and SkyGlow 2in Filter

    Optolong

    Your price: $66.00
    Optolong Moon and SkyGlow 2in Filter Designed to darken the background sky by blocking light transmission from skyglow 589nm and many street light emissions from artificial light. 
    OLG-10502
    SKU:
    OLG-10502
    Your price: $66.00
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  • Optolong OIII 6.5nm 1.25in Filter

    Optolong OIII 6.5nm 1.25in Filter

    Optolong

    Your price: $219.00
    Optolong OIII 6.5nm 1.25in Filter Designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 500nm through. which corresponds to OIII emission lines. Reduces the transmission of artificial light including mercury vapor,...
    OLG-11501
    SKU:
    OLG-11501
    Your price: $219.00
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  • Optolong OIII 6.5nm 36.2mm Filter

    Optolong OIII 6.5nm 36.2mm Filter

    Optolong

    Your price: $269.00
    Optolong OIII 6.5nm 36.2mm Filter Designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 500nm through. which corresponds to OIII emission lines. Reduces the transmission of artificial light including mercury vapor,...
    OLG-11504
    SKU:
    OLG-11504
    Your price: $269.00
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  • Optolong Variable Polarizer 2in Filter

    Optolong

    Your price: $66.00
    Optolong Variable Polarizer 2in Filter   Adjust the brightness level of the Moon, Venus, and other bright objects with the Optolong Variable Polarizer. A standard Moon Filter is like a pair of shades. They work fine, however in some cases the scene...
    OLG-12502
    SKU:
    OLG-12502
    Your price: $66.00
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  • Optolong Venus U 1.25in Filter

    Optolong Venus U 1.25in Filter

    Optolong

    Your price: $265.00
    Optolong Venus U 1.25in Filter Image Venus in the UV-A (320-400nm) and observe Venus’ cloud structures.
    OLG-12601
    SKU:
    OLG-12601
    Your price: $265.00
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  • Celestron Oxygen III Narrowband Filter - 2in

    Celestron Oxygen III Narrowband Filter - 2in

    Celestron

    Your price: $156.00
    Celestron Oxygen III Narrowband Filter - 2in   The 2" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501 nm lines) emitted by planetary and emission nebulae, while blocking the rest of the overall spectrum of light...
    CEL-93624
    SKU:
    CEL-93624
    Your price: $156.00
  • Celestron Oxygen III Narrowband Filter - 1.25in

    Celestron Oxygen III Narrowband Filter - 1.25in

    Celestron

    Your price: $117.00
    Celestron Oxygen III Narrowband Filter - 1.25in The 1-1/4" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm lines) emitted by planetary and emission nebulae, while blocking the rest of the overall spectrum of light...
    CEL-93623
    SKU:
    CEL-93623
    Your price: $117.00
  • Celestron UHC/LPR Filter - 2in

    Celestron UHC/LPR Filter - 2in

    Celestron

    Your price: $143.00
    Celestron UHC/LPR Filter - 2in   Our 2" Light Pollution Reduction (LPR) Filters are designed to selectively reduce the transmission of certain wavelengths of light, specifically those produced by artificial light. This includes mercury vapor, and...
    CEL-94124
    SKU:
    CEL-94124
    Your price: $143.00
  • Celestron UHC/LPR Filter - 1.25in

    Celestron UHC/LPR Filter - 1.25in

    Celestron

    Your price: $104.00
    Celestron UHC/LPR Filter - 1.25in   Our 1-1/4" Light Pollution Reduction (LPR) Filters are designed to selectively reduce the transmission of certain wavelengths of light, specifically those produced by artificial light. This includes mercury vapor,...
    CEL-94123
    SKU:
    CEL-94123
    Your price: $104.00
  • Celestron Variable Polarizer, 1.25in

    Celestron

    Your price: $39.00
    Celestron Variable Polarizer, 1.25in   When you want to selectively reduce the brightness of celestial objects for a customized view, the Variable Polarizing Filter is the perfect choice. Unlike regular Moon Filters and Neutral Density Filters, the...
    CEL-94107
    SKU:
    CEL-94107
    Your price: $39.00