P.O. Box 571 Mt. Clemens, MI 48046-0571
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Meridian Telescopes
P.O. Box 571 Mt. Clemens, MI 48046-0571 |
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Fits Celestron, Orion and Sky Watcher Refractor Telescopes Description: A102 Crayford Focuser with 10:1 Micro-Adjust Focusing Knob This Crayford focuser is a replacement for the standard focuser on Celestron, Orion and Sky Watcher refractor telescopes. The primary feature of this focuser is the 10:1 Micro-Adjust focus knob to provide a fine tuned focus for visual observing and is especially useful for CCD astrophotography. The adapter plate fits to the inside diameter (ID) of a 3.8" ID optical tube to provide an integrated look. Eyepiece Usage: 2" & 1.25" Adapter Focuser Travel: 3.125" (79mm) Travel per Revolution of Focuser Knob: 0.5" (13mm) Travel per Rev. of Micro-Focuser Knob: 0.05" (1.3mm) Racked-in Length Overall: 5.33" (135mm) Racked-out Length Overall: 8.45" (215mm) Fits Tube ID: 3.8" (97mm) Weight: 2.55lbs. (1.16kg) Materials: Anodized machined aluminum body (black), anodized machined aluminum adapter plate (black), aluminum knobs, stainless steel hardware. Other features: 10:1 Micro-Adjust focusing knob. Graduated focuser travel in inches and millimeters. 1.25" and 2" barrels have brass compression ring. Adjustable tension for focusing. Focuser lock holds focuser in position. Made in Taiwan |
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