ASKAR 0.7x FLATTENER AND REDUCER FOR FRA400 & FRA500 BF25-SW The field flattener and reducer

The field flattener and reducer can be screwed directly onto the focuser of the Evostar once the final ring on the focuser tube is removed

The Geoptik G-REX Maxi dual dovetail saddle is ideal for very large and heavy telescopes

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

When the mount is set in alt-azimuth mode

ASKAR 0.7x FLATTENER AND REDUCER FOR FRA400 & FRA500 BF25-SW The field flattener and reducerThe 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