Accessory · 2020–

Askar FRA400 0.7x Reducer (FRA72RD)

Askar · FRA400 0.7x Reducer (FRA72RD) · field flattener / reducer

Key specifications

Accessory type	Flattener/Reducer
Back focus	55 mm
Factor	0.7 ×

All specifications

Compatible with	Askar FRA400; Askar FRA500 (needs M86-M68 adapter)

About

0.7x full-frame focal reducer for the FRA400, shortening it from 400mm f/5.6 to 280mm f/3.9 while preserving full-frame coverage — a representative Askar reducer.

Where to buy

agenaastro.com
highpointscientific.com
teleskop-express.de

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