Starlight Instruments 3" FeatherTouch R&P Focuser for Sky-Watcher Esprit 120/150 Super ED APO Refractors.
This top quality rack and pinion focuser from Starlight Instruments USA is a direct upgrade to the standard focuser supplied with the Sky-Watcher Esprit-120 and Esprit-150 Super Apo Triplet Refractors. Designed to meet all the requirements of the most demanding astrophotographer. Exactly tailored for the focal length of the Esprit-120/150.
MODEL FTF3035B-A (Custom adapted by Starlight Instruments):
Feather Touch® 3.0" Diameter Dual Speed Focuser, 3.5" Draw tube travel, Resistance Brake, Integral TFPE Coupled Rotational Collar, and 2.0" Diameter Compression Ring, Custom coupling adaptor for Esprit-120/150 OTA’s, 3” M65 End Cap for Esprit Field Flatteners
Draw Tube Travel: 3.5"/88.90mm
Payload Capacity: up to 7kg
Draw Tube Thread: M75x1 Female Thread
Thread on OTA Entry Side of Draw Tube: M109X1 Male Thread
Focuser weight: 1.8kg (excl. adaptors) pounds
Draw Tube Drive Mechanism: Rack/Pinion
Reduction Ratio: 10:1
Racked In from Mounting Face: 3.672"/93.27mm (excluding adaptor)
Racked Out from Mounting Face: 7.368"/187.15mm (excluding adaptor)
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