About this product
Part Number: 7215
The Borg #7215 teleconverter works with Borg scopes and third-party refractors between 500mm and 1000mm native focal length. It is specifically designed to minimize internal reflections when photographing bright objects such as the moon, sun, or solar eclipses and provides a flat field covering a full frame sensor.
Recommended usage with a DSLR:
7215 - 7000 - 500x (Borg camera adaptor) - DSLR
Distance from B-side interface flange to image plane is 60mm.
Adjustment for objective focal length does not require the use of tools. The adjustment position is held by friction.
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