DOS180-6FL-EC

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A remotely operated 7 inch aperture telescope for long distance surveillance. It is a step zoom system with 6 discreet focal lengths (all parfocal) yielding focal lengths of 400 mm f/2.2, 600 mm f/3.33, 1000 mm f/5.55, 1800 mm f/10, 2400mm f/13.3 and 4800 mm f/26.66.

Specifications