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Summary of Contents for William Optics ZENITHSTAR 61 APO
- Page 1 61 APO ZENITHSTAR Owner’s Manual ver. 1.1 2017.07...
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Page 2: Table Of Contents
Contents Specification Telescope Diagram Accessories Map Usage Storage and Cleaning Caution and Safety, Optional Equipment Optional Equipment Recommended Accessories... -
Page 3: Specification
61 User Manual enithstar Specification Aperture 61mm Focal Ratio F/5.9 360 mm Focal Length Limiting Magnitude Z61 Φ 41mm / Z61 with Flat 6 Φ 43mm Image Circle Synthetic Flourite FPL 53 Doublet, Air Spaced, APO Objective Type Fully Multi-Coated, SMC coating. Retractable Lens Shade 50.8mm(2”) R&P Focuser... -
Page 4: Telescope Diagram
61 User Manual enithstar Telescope Diagram [1] Dust Cover [2] Retractable Dew Shield [3] Main Tube [4] L Type Mounting Ring [5] Base Bracket for Tripod [6] R&P Focuser [11] [7] 10:1 Ratio Fine Knob [8] Fine Knob Protection Cover [9] Temperature Gauge [10] Two inch draw tube locking screws [11] 1.25”... -
Page 5: Accessories Map
61 User Manual enithstar Accessories Map Flat 61 Photo Adapter for Canon 61 APO ZENITHSTAR Hard Anodized Dovetail... -
Page 6: Usage
61 User Manual enithstar Usage he Zenithstar 61 is designed for both daytime and nighttime viewing, as an outstand- ing travel scope. We recommend purchasing a WO 2” star diagonal to make the most of these little telescopes. Since the Zenithstar 61 is well suited to viewing nebulae, clusters, large galaxies, and comets, we recommend the use of high-quality wide-angle eyepieces. -
Page 7: Storage And Cleaning
61 User Manual enithstar 3mm Screw Locking Screw 10:1 Ratio Knob 2mm Screw All WO telescopes are now fitted with a smooth and precise dual speed 1:10 focusing system, it means that for every ten full rotations of the small fine-focus knob the large knob rotates once. The focuser drawtube tension can be adjusted using a 3 mm Allen key and tension should be adjusted only when necessary by p rogressively tightening the screw until you reach the desired tension. -
Page 8: Caution And Safety, Optional Equipment
William Optics Corp.: this violates the warranty terms under the limited product warranty section and invalids any guarantee. Always consult with your local WC Authorized Dealer or with William Optics Corp. for details on how to service your telescope. -
Page 9: Recommended Accessories
61 User Manual enithstar Recommended Accessories Finder Scope Mounting Flattner 61 Finder Scope Bracket Canon Photo Adapter 2” Rotolock Durabright Diaelectric Diagonal Hard Anodized Dovetail Avaliable in Red, Blue, Gold ,and Hard Anodized XWA (100 °-110 °) Eye Pieces Airtight Hard Case...
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