William Optics GT81 Owner's manual

Brand: William Optics

Model: GT81

Type: Owner's manual

[1]

[2]

[3]

[4]

[5]

[2] Guiding Rings

[4] Mounting Rings

[1] Innovative Bahtinov Mask Cover (Patented)

[3] 2.5” R&P Focuser

[5] Long Vixen Style Dovetail Plate

Package Contents

Tools necessary for this scope

Your Hands

2.5mm Allen key

5.0mm Allen key

4.0mm Allen key

3. Bahtinov Mask

1. Main Tube

2. Retractable Dew Shield

Extend

Dew Shield Lock Screw

Your Hands

4.Draw Tube Tension Adjustment

5. Temperature Gauge 6. 1.25” Adapter

2.5mm Allen key

Your Hands

8. Vixen Style Bracket Holder Screws

for Finder bracket

(remove both screws before use)

9. 10:1 Ratio Fine Knob

7. Two inch draw tube locking screws

2.5mm Allen key

Your Hands

2.5mm Screw

2mm Screw

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

M5x15L

10. Mounting Rings & Guiding Rings

M4x7L

11. Dovetail & Mounting Rings

M5x15L

4.0mm Allen key

5.0mm Allen key

Adjustment

2” Diagonal

SWAN 33mm

2” to 1.25” Adapter

CCD Camera

Adjustable Flat6A II

T-Mount

1.25” 45 °Ecreting Prism

1.25” Dielectric CF Plate

SPL 12.5mm (1.25 inch) Eyepiece

SWAN 9mm

M63 to M48 Photo adapter

Equatorial Mount

2.5” M63 Angle Rotator

Guiding scope

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William Optics GT81 Owner's manual

Brand: William Optics

Model: GT81

Type: Owner's manual

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