Vixen Telescope A105MII Optical Tube Assembly

Specifications
A105MII Optical Tube Assembly
Objective lens, effective aperture
81mm achromatic, multicoated
Focal length
910mm
Focal ratio
F11.2
Resolving power
1.43arc seconds
Limiting magnitude
11.3
Light gathering power
134×unaided eye
Focusing mechanism
Rack-and-pinion
Finder scope
XY Red dot finder (1×aiming device)
Adapter thread / Visual back
60mm and 42mm for T-ring / 50.8mm and 31.7mm push fit with flip mirror diagonal
Accessories
Tube rings, Dovetail slide bar
Photography
Usable with Prime focus, Eyepiece projection and Afocal imaging
Solar observation
Available with Sun projection screen set B
Dimensions / weight
90mm dia. and 890mm long / 3.5kg (Net 2.5kg)