ASKAR 1x FLATTENER FOR 140APO CHROMA-IP dew does not only form

dew does not only form at the outside of the tube but also on the primary and secondary mirror

This 4mm M54 extension tube features a male M54 x 0

the surfaces feature 7-layer Phantom Group coatings to minimize ghosting

25") is a continuous M42 x 0

ASKAR 1x FLATTENER FOR 140APO CHROMA-IP dew does not only formThe 1x field flattener for the ASKAR 140APO is a dedicated corrector which transforms the telescope into a premium astrophotography instrument with a 44mm image circle. The working distance between the flattener and the sensor is 55mm. The flattener can be connected to the focuser of the Askar 140APO using an M92 x 1 male thread. On the camera side there are M68 x 1 male, M54 x 0. 75 and M48 x 0. 75 male threads. The flattener has an internal M48 x 0.