INTES-MICRO TELESCOPES

Alter M606

Clear Aperture : 152mm Focal ratio : f/6 Focal length : 912mm � 20mm Back focus : 30mm Photographic field of View : 2� 46� Optical quality for wave length (lambda) : 0.63 mkm (P-V) : 1/6th wave or better CKO (RMS) : 0.041 Central obstruction : 50% Focusing : adjustment of the main mirror body parts : Aluminium primary and secondary mirrors : LK7, LK5 (Pyrex) with reflective Aluminium coating and SiO2 protected Tube (length, diameter) : 730mm, 200mm Tube weight : 7kg