投影片 1 - william optics
TRANSCRIPT
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ZENITHSTAR 73 APO
Owner’s Manual ver. 1.02018.09
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Contents
Specification 3
Package Contents 4
Tools necessary for this scope
4
Telescope Diagram 5
Accessories Map 10
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Specification
Aperture 73mm
Focal Ratio F/5.9
Focal Length 430mm
Image Circle Z73 with Flat73 Φ 45mm
Limiting magnitude 10
Objective Type Synthetic Flourite FPL 53 Doublet, Air Spaced, APO Fully Multi-Coated, SMC coating.
Lens Shade Retractable
Focuser 2.5”R&P Ultra robust focuserwith 1:10 Dual Speed micro focuser
Field Stops Baffles
Mounting Rings Provide
Tube Diameters 82mm
Tube Length 310mm Fully Retracted405mm Fully Extended
Tube Weight 2.5kg(Rings and Dovetail include)
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Tools necessary for this scope
Package Contents
Your Hands
[1] 2.5” R&P Focuser[3] Mounting Rings
[2] Guiding Rings[4] Long Vixen Style Dovetail Plate
[1]
[2]
[3]
[O]
[4]
2.5mm Allen key
5.0mm Allen key
4.0mm Allen key
[O] Innovative Bahtinov Mask Cover (Patented)
Optional
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2. Retractable Dew Shield
ExtendDew Shield Lock Screw
Your Hands
[O]Bahtinov Mask1. Main Tube
Optional
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3.Draw Tube Tension Adjustment
4. Temperature Gauge5. 1.25” Adapter
2.5mm Allen key Your Hands
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7. Vixen Style Bracket Holder Screwsfor Finder bracket (remove both screws before use)
8. 10:1 Ratio Fine Knob
6. Two inch draw tube locking screws
2.5mm Allen key Your Hands2.5mm Screw
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2mm Screw
M5x15L
The focuser drawtube smoothness can be adjusted using a 2 mm Allen key and tension should be adjusted ONLY when necessary by progressively tightening the screw until you reach the desired smoothness.
NOTE: DO NOT ADJUST IT BEFORE ASKING WO
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10. Dovetail & Mounting Rings
M5x15L
9. Mounting Rings & Guiding Rings
M4x7L
5.0mm Allen key4.0mm Allen key
Adjustment
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2” DiagonalSWAN 33mm
2” to 1.25” Adapter
CCD Camera
Adjustable Flat6A II T-Mount
1.25” 45 °Ecreting Prism
1.25” Dielectric CF PlateSPL 12.5mm (1.25 inch) Eyepiece
SWAN 9mm
M63 to M48 Photo adapter
Equatorial Mount
2.5” M63 Angle Rotator
Guiding scope