ASTELE 102 mm Maksutov-Cassegrain OTA

Can be supplied as OTA (Astele-102 MN OTA) or with aluminium tripod, German-type equatorial mounting (Astele-102 MN) 

Specifications

Optical Design - Maksutov-Newton; 

Optical Coatings - Multi-coated 

Optical Diameter - 102 mm; 

Focal Length - 561 mm; 

F/Ratio - f/5.5Maximum 

Practical Visual Power:with the ocular F=25 mm - 22х; F=6.5 mm - 86х; F=4 mm - 140х

Limited Visual Magnitude (approx.) - 12.5;

 Viewfinder - 8x30 mm

Optical Tube Dimensions (diam. x length) - 145 mm x 563 mm

Eyepiece Holder - 1.25"; 

Focusing range - 20 m … infinity

Resolving power - 1.14 arc secs; 

Weight - 5.0 kg