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Cyclops Optics

Light Pollution Filters

  • Optolong Light Pollution Filters with Sony E-Mount to Canon EF-mount Adapters

    Optolong Light Pollution Filters with Sony E-Mount to Canon EF-mount Adapters HK$2,390.00 HK$1,850.00

    Sony NEX and Alpha 7 series photographers can now benefit from the use of light pollution filters when doing astrophotography. This innovative solution allows you to use your Sony NEX series and A7 series cameras with Canon...

  • Canon EOS APS-C CLS-CCD

    Optolong CLS-CCD Clip-On Filter HK$790.00

    Optolong CLS-CCD (City Light Suppression) is a dual-bandpass filter which selectively enhances emission from nebulas and suppresses the transmission of light pollution sources. CLS-CCD enhances the contrast of nebulas and...

  • STC Astro-Multispectra Clip Filter (Nikon Full Frame)

    STC Astro-Multispectra Clip Filter (Nikon Full Frame) HK$1,620.00

    Back in stock early Jan 2017. Please sign up for the priority waiting list to reserve your filter. No deposit required. // STC Astro-Multispectra Clip Filter for Nikon full frame bodies is a novel light...

  • Optolong Light Pollution Filters with DEO Sony E-Mount to Nikon F-mount Adapter

    Optolong Light Pollution Filters with DEO Sony E-Mount to Nikon F-mount Adapter HK$2,390.00 HK$2,050.00

    Launching offer: 15% discount for early birds Sony NEX and Alpha 7 series photographers can now benefit from the use of light pollution filters when doing astrophotography. This innovative solution allows you to use your...

  • Optolong-DEO light pollution filter set

    Optolong Light Pollution Filters with DEO Sony E-Mount to Canon EF-mount Adapter HK$2,260.00 HK$1,950.00

    Launching offer: 15% discount for early birds Sony NEX and Alpha 7 series photographers can now benefit from the use of light pollution filters when doing astrophotography. This innovative solution allows you to use your...

  • STC Astro-M Clip Filter for Canon full frame camera

    STC Astro-Multispectra Clip Filter (Canon Full Frame) HK$1,620.00

    It is designed for Canon 5D and Canon 6D Full-Frame camera body mount, and reducing the color shift that may occur due to the wide angle SLR lens in peripheral areas of the image. We recommend using STC Clip...

  • IDAS LPS-P2

    IDAS LPS-P2 HK$1,450.00

  • IDAS LPS-V4

    IDAS LPS-V4 HK$1,450.00

  • IDAS LPS-D1

    IDAS LPS-D1 HK$1,350.00

  • STC Astro-Multispectra Filter

    STC Astro-Multispectra Filter HK$1,640.00

    STC Astro-Multispectra enables photographers to image deep sky objects under the influence of light pollution in city. The natural colour tone and hue are very well preserved while cutting out unwanted emission from...

  • Canon EOS APSC CLS

    Optolong CLS Clip-On Filter HK$699.00

    Optolong CLS (City Light Suppression) is a dual-bandpass filter which selectively enhances emission from nebulas and suppresses the transmission of light pollution sources. CLS enhances the contrast of nebulas and reduce...

  • Optolong L-Pro Clip-on DSLR

    Optolong L-Pro Clip-on DSLR HK$1,590.00

    Optolong L-Pro (L-Professional) is a multi-bandpass filter which selectively suppresses the transmission of light pollution lines. For example, mercury vapor lamps, high and low pressure sodium vapor lights and skyglow...

  • Optolong UHC Clip-on DSLR

    Optolong UHC Clip-on DSLR HK$690.00

    Optolong UHC (Ultra High Contrast) is a light pollution filter for use in severely light polluted urban area. It selectively enhances emission from nebulas and suppresses the transmission of light pollution sources. UHC...

  • Optolong UHC

    Optolong UHC HK$440.00

    Optolong UHC (Ultra High Contrast) is a light pollution filter for use in severely light polluted urban area. It selectively enhances emission from nebulas and suppresses the transmission of light pollution sources. UHC...

  • Optolong CLS-CCD

    Optolong CLS-CCD HK$750.00

    Optolong CLS-CCD (City Light Suppression) is a dual-bandpass filter which selectively enhances emission from nebulas and suppresses the transmission of light pollution sources. CLS-CCD enhances the contrast of nebulas and...

  • Optolong CLS Filter

    Optolong CLS Filter HK$440.00

    Optolong CLS (City Light Suppression) is a dual-bandpass filter which selectively enhances emission from nebulas and suppresses the transmission of light pollution sources. CLS enhances the contrast of nebulas and reduce...

  • Optolong L-Pro Filter

    Optolong L-Pro Filter HK$1,190.00

    Optolong L-Pro (L-Professional) is a multi-bandpass filter which selectively suppresses the transmission of light pollution lines. For example, mercury vapor lamps, high and low pressure sodium vapor lights and skyglow...