ALTER M1412 Deluxe

TECHNICAL SPECIFICATION

Parameters	Value
Clear Aperature mm	356
Focal ratio	f/12
Focallength mm	4575±100
Back focus	15 ÷ 290
Photographic field of View	0°48'
Optical quality for wave length (λ) 0,63 mkm
(P-V)	λ/8 or better
CKO (RMS)	0,03
Magnification of system
with eyepiece (12mm or 21 mm)	297/170х
with eyepiece and 2.4 x Barlow Lens	712/408х
Central obstruction	29%
Focusing	by 3” dual speed focuser
Material of body parts	aluminum
Material of primary and secondary mirrors	Sital with reflective aluminum coating and SiO2 protected
Tube (length, diameter)	1050,420
Tubeweight kg	55

SET OF DELIVERY

1 Optical tube assemble – 1pc..

2 Finder (10х50) with finder bracket – 1pc.

3 Eyepiece (12 mm or 21 mm) -1 pc.

4 Barlow Lens - 1pc.

5 Diagonal Mirror – 1pc.

6 Piggy Back cameramount – 1pc.