ZWO 170-Degree Replacement Lens

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  • Regular price $22.00
  • ZWO 170-Degree Replacement Lens

    • Sale
    • Regular price $22.00
    • ITEM #

    Free Shipping
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    Replacement Lens:

    • Format: 1/2-Inch sensor
    • Focal Length: 2.5 mm
    • Wide angle: 170-degree Lens.


    ZWO 170-Degree Replacement Lens

    The 170-Degree Replacement Lens by ZWO:


    This is a replacement lens for ZWO ASI camera that have a 1/2-inch sensor size. It replaces the lens for the one that comes with the ZWO ASI178MM, ASI178MC, and ASI185MC cameras.


    Featuring a 170-Degree Field-of-View.


    ZWO Note: This is a CS lens, it cannot be used on our cooled camera whose back focus distance is 17.5 mm.


    OPT Product Number: ZWO-LENS-2.5

    Additional Information

    Aperture1.25 mm (0.05")
    Back Focus12.5mm
    Camera/Eyepiece ConnectionMount
    Dawes Limit92.8 arcseconds
    Focal Length2.5 mm
    Focal Ratiof/2
    Free ShippingYes
    Image Circle Diameter13mm
    Limiting Magnitude4.2
    Optical DesignCS lens
    Tube Weight0.1 lbs

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