Borg Telescope Packages


 
[90FTF4]
90FL F4 Astrograph Set (Feather Touch Focuser)
Part # 90FTF4
Description 90FL F4 Astrograph Set (Feather Touch Focuser)
Aperture 90mm Fluorite
Focal length 360mm
F-ratio 4.0
Lens configuration 6 elements in 5 groups
Coating Fully multi-coated
Physical length 400mm
Tube diameter 80mm
Weight 1.9kg
Filter 82mm (front cap) & 48mm in front of reducer
Parts included 2591, 7151, FTF-BORGII, FTF-M57, 7872, 7352 & 2 x 7085
Notes A set includes a pair of mounting rings.