Astronomy Specialist

ASKAR 0.7x FLATTENER AND REDUCER for FRA600

0

$699.00

Quantity
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The field flattener & reducer for the ASKAR FRA 600 is a dedicated corrector with a reducing power of 0.7X. It shortens the focal length from 600mm to 420mm and the focal ratio from f/5.6 to f/3.9 halving the exposure time. The working distance between the flattener and the sensor is 55mm.

 

 

The flattener/reducer can be connected to the focuser of the Askar FRA 600 using the M90 x 1 male thread, on the camera side there is the universal M48 x 0.75 male thread. The flattener has an internal M48 x 0.75 thread to accept any standard 2" filter. 

 

Spot diagram Askar FRA600 + 0.7x dedicated reducer


 

Reducing power

0.7 X

Focuser connection

M90 x 1 male

Camera connection

M48 x 0.75 male

Working distance

55 mm 

Length

76 mm

Weight

TBA

Width

84 mm

Outer diameter

TBA 

SKU

ASA-FRA600-R


 

Askar FRA600 0.7x reducer schematics
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