Discontinued Borg Packages


 
[66711]
71FL F4 Astrograph Set
Part # 66711
Description 71FL F4 Astrograph Set
Aperture 71mm Fluorite
Focal length 280mm
F-ratio 4.0
Lens configuration 6 elements in 5 groups
Coating Fully multi-coated
Physical length 330mm
Tube diameter 80mm
Weight 1.2kg
Filter 72mm (front cap) & 48mm in front of reducer
Parts included 2573, 7151, 7801, 7835, 7872 & 7352
Notes 2573 is the 71FL objective assembly without M57 extension tube