William Optics Zenithtar 80 FD - Manual (Page 3)

www.william-optics.com
Retractable dew shield
Dew shield cover
L-bracket
2" to 1.25" adapter
o 360 rotatable focuser knob
2" 360 Rotating Camera-Angle
Adjuster, 1:10 fine focus
Focuser Travel Length 80mm (3.15" )
1.25" Adapter & 2" extender Included
Getting to know your telescope
1.25" adapter lock screw
2" clamping screw
Main tube
Extend
Zenithstar Fluorite Doublet
Refractor Specifications
P01
Limiting Magnitude
Aperture
Focal Ratio
Focal Length
Objective Type
Resolving Power
Lens Shade
Focuser
1.25" Adapter
Field Stops
Tube Diameter
Tube Weight
Tube Length
Case
Case Dimensions
L-Type Mount
P02
80mm
F / 6.9
555 mm
Fluorite Doublet, Air Spaced, APO
TMB co-designed Fully Multi-Coated,
STM coating
1.45"
11.3
Retractable
Brass Compression Rings
15 Baffles
90mm
2.4 kg (5.3 lbs.)
375 mm (14.7") Fully Retracted
440 mm (17.3") Fully Extended
Aluminium Case (Standard)
48 x 28 x 16cm (19" x 11" x 6.3")
L Bracket Based
Lock screw for
the focuser tube
Connection point
for tripod
1:10 fine focus knob