(85 mm, Angled Body, Multi-Coated, For: Photography)
The 85mm Diascope has a focal length of 504mm. If you're using the Diascope with conventional 1.25" eyepieces by employing the optional #528384 Astronomy Eyepiece Adapter, divide 504mm by the focal length of your eyepiece to determine the effective magni...
Read More The 85mm Diascope has a focal length of 504mm. If you're using the Diascope with conventional 1.25" eyepieces by employing the optional #528384 Astronomy Eyepiece Adapter, divide 504mm by the focal length of your eyepiece to determine the effective magnification.
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