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Artesky Bathinov Mask 90mm - Tri-Bahtinov Series

SKU : ART-TRI-BATHINOV-90

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  • This mask is fitted for telescopes with apertures no larger than 90 mm

Product Details

  • Artesky Bahtinov Masks are an excellent choice for astronomers and astrophotographers needing pinpoint focus every time. This mask is fitted for telescopes with apertures no larger than 90 mm

  • included items

    • This mask is fitted for telescopes with apertures no larger than 90 mm

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4.0 Based on 1 Reviews
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    JJ
    04/22/2020
    Jonathan J.
    United States United States
    Tri-Bathinov Mask installation

    I have yet to figure out how to install it on my ETX90 scope. Its diameter is larger than my scope face. So i don’t know how to install it other than using tape temporarily. Any instructions or guidance?