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Home Accessories Focusers Starlight Instruments Feather Touch Focusers Starlight Instruments Feather Touch For Lunt LS50THa Telescopes
This ultra-high quality focuser will replace the standard helical focuser on the Lunt LS50 B400 and B600 H-Alpha Solar telescopes, the Starlight Instruments Feather Touch focusers are widely regarded as the finest available. The running bearings are all extremely hard-wearing hardened steel, making for incredibly smooth racking and longevity.
Specifications:Ultra-smooth coarse focus knob (no 10:1 fine focus)Adjustable tension and lockRotatableGlare resistant black internal bafflingDurable hardened stainless steel, steel, and aluminum constructionStandard Draw Tube (accepts 1.25? nose pieces)Nylon tipped stainless steel set screws (gentle on eyepieces)Ultra-Low backlash system for accurate controlT2 threaded Draw Tube to accommodate filtersSleek aesthetic designTechnical Information:Focuser travel: 15mmMinimum focus height: 48mmFocus repeatability: 0.01 mmBacklash: 0.0 mmLifting capability: 1.5kg