The Telescope Authority
Since 1947

View Shopping Cart

Your Cart is Empty

Starlight Inst. 3.5" Feather Touch Dual-Speed Focuser - 1.375" DTT

SKU : SI-FTF3515B-A

- Read
Add to Wishlist

52D158B8-B55E-4DF3-8064-D4A13DFFDDC4 Request stock alerts and we'll let you know when the item is back in stock

Got questions? Click for live chat

Product Details

  • Starlight Instruments 3.5" Feather Touch Focuser w/ 1.375" Draw Tube Travel

    Feather Touch 3.5" Diameter Dual Speed Telescope Focuser Kit with 1.375" Draw Tube Travel. The user's telescope must have at least 4.35" of clearance for the draw tube to go inside of the telescope, if not the draw tube will "bottom-out" and give you more back focus.

    Starlight Instruments 3.5" Feather Touch Focuser Specifications...

     

    • Draw Tube Travel: 1.375" (34.93mm)
    • Known to Fit: Large RC/ Dob Scopes
    • Lifting Capacity: 18-20 lb.
    • Accessory: Locking Collar 5.125 X 24 Female Threads
    • Other Info: 4 3/32 X 24TPI thread on visual side of draw tube
    • Reduction Ratio: 10:1
    • Draw Tube Drive Mechanism: Rack & Pinion
    • Finderscope Hold Thread Dimension: 8-32
    • Racked In from Mounting Face: 5.236" w/ Compression Ring End Cap
    • Racked Out from Mounting Face: 6.625" w/ Compression Ring End Cap
    Starlight Instruments Product Number: FTF3515B-A

Product Reviews