120/950 APOCHROMAT OTA  -  FOR SALE!

Main charecteristics:

GPU oil spaced fluorite triplet objective

Strehl is above 98%

Objective diameter 120mm

focal ratio f8

UMAtelescopes optical tube

180mm back-focus

UMAtelescopes 2,7" focuser

1.8 degree/step stepper motor drive

One step counts 0,017 mm.

Gear ratio is 1:11.

SIMILAR focuser at work

Lenght of OTA is 1115 mm,

Weight of OTA is 12 kg

dimensions of box: 1200x250x286 mm.

 

Please feel free to ask for more details!