ASKAR 0.7x FLATTENER AND REDUCER FOR FRA400 & FRA500 BF25-SW Up to 700 kg

Up to 700 kg

the more difficult it is for observers to visually see the image

elongation and stress

For 2" accessories such as diagonals

the CDK24 is internally wired with polyimide film heater pads and temperature sensor

ASKAR 0.7x FLATTENER AND REDUCER FOR FRA400 & FRA500 BF25-SW Up to 700 kgThe field flattener & reducer for the ASKAR FRA 400 & FRA 500 is a dedicated corrector with a reducing power of 0. 7X. It shortens the focal length from 400mm to 280mm 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 400 & FRA 500 using the M68 x 1 male thread, on the camera side there is the