Rings for Refraction Reflection Astronomical Telescope Connecting with Dovetail Plate. It is can easily solve the instability problem of the primary mirror, and there is no need to drill holes in the primary mirror to screw. It is very practical and convenient to connect with the dovetail plate, and place the primary mirror on the equatorial instrument.
Rings for Refraction Reflection Astronomical Telescope Connecting with Dovetail Plate. It is can easily solve the instability problem of the primary mirror, and there is no need to drill holes in the primary mirror to screw. It is very practical and convenient to connect with the dovetail plate, and place the primary mirror on the equatorial instrument.
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