 |
ALTER M1012 DeLuxe Telescope
Product code: TI490
Manufacturer: Intes-Micro
Please contact us to confirm the price
|
TECHNICAL SPECIFICATIONS: | Parameters | Value | | Clear Aperature mm | 254 | | Focal ratio | f/12,5 | | Focallength mm | 3175±100 | | Back focus | 15 ÷ 290 | | Photographic field of View | 0°48' | | Optical quality for wave length (λ) 0,63 mkm | | | (P-V) | λ/ 6 or better | | CKO (RMS) | 0,041 | | Magnification of system | | | with eyepiece (12mm or 21 mm) | 265/151х | | with eyepiece and 2.4 x Barlow Lens | 636/362х | | Central obstruction | 33% | | Focusing | by adjustment of the main mirror | | Material of body parts | aluminum | | Material of primary and secondary mirrors | LK7, LK5 (Pyrex) with reflective aluminum coating and SiO2 protected | | Tube (length, diameter) | 820,300 | | Tubeweight kg | 17 |
|
|
|
ALTERNATIVE PRODUCTS
