William Optics Zenithstar 103 APO Owner's Manual
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William Optics Zenithstar 103 APO Owner's Manual

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ZENITHSTAR
103 APO
Owner's Manual ver. 1.0
2018.09

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Summary of Contents for William Optics Zenithstar 103 APO

  • Page 1 ZENITHSTAR 103 APO Owner’s Manual ver. 1.0 2018.09...

  • Page 2: Table Of Contents

    Contents Specification Package Contents Tools necessary for this scope Telescope Diagram Accessories Map...

  • Page 3: Specification

    Specification Aperture 103mm Focal Ratio F/6.9 Focal Length 711mm Image Circle Z103 with Flat 6A II Φ 43mm Limiting magnitude 10 Synthetic Flourite FPL 53 Doublet, Air Spaced, APO Objective Type Fully Multi-Coated, SMC coating. Lens Shade Retractable 2.5”R&P Ultra robust focuser Focuser with 1:10 Dual Speed micro focuser Field Stops...

  • Page 4: Package Contents

    Package Contents [2] Guiding Rings [1] 2.5” R&P Focuser [4] Innovative Bahtinov Mask Cover (Patented) [3] CNC Carry Handle Bar [6] Long Vixen Style Dovetail Plate [5] Mounting Rings Tools necessary for this scope 5.0mm Allen key Your Hands 2.5mm Allen key...

  • Page 5: Telescope Diagram

    3. Main Tube 1. Bahtinov Mask Your Hands Dew Shield Lock Screw Extend 2. Retractable Dew Shield...
  • Page 6 4. Focuser Rotation Locking Screw 5.Draw Tube Tension Adjustment 2.5mm Allen key Your Hands 6. Temperature Gauge 7. 1.25” Adapter...
  • Page 7 9. Vixen Style Bracket Holder Screws for Finder bracket (remove both screws before use) 8. Two inch draw tube locking screws 2.5mm Allen key Your Hands 2.5mm Screw 10. 10:1 Ratio Fine Knob...
  • Page 8 M5x15L 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...
  • Page 9 M5x11L 11. Handle & Guiding Rings M5x7L 5.0mm Allen key M5x15L 12. Dovetail & Mounting Rings...

  • Page 10: Accessories Map

    SPL 12.5mm (1.25 inch) Eyepiece 1.25” Dielectric CF Plate SWAN 9mm 1.25” 45 °Ecreting Prism Guiding scope 2.5” M63 Angle Rotator Adjustable Flat6A II T-Mount 2” Diagonal SWAN 33mm 2” to 1.25” Adapter M63 to M48 Photo adapter CCD Camera Equatorial Mount...

Table of Contents