Set: pair of two tube rings made of metal; the Astromania finder-guide scope rings are suitable for small and medium-sized guiding telescopes; ideal for astrophotography for mounting a finder-guide scope parallel to the main telescope Therefore, the rings fit directly to the TSFDA or TSPKM dovetail clamps. Adjustable Guide Scope Rings Finder Scope For Telescope Astomania Adjustable Guiding Scope Ings 102 Mm Inside Diameterair For Telescope Tube Diameter Or Finders 48 To 100mm Telescope Finder Scopes Astrophotography Accessory The finder-guide scope rings from Astromania Optics allow a reliable and above all stable adaption of telescopes parallel to the main instrument. Astromania Adjustable Guiding Scope Rings 102mm Inside Diameter Pair - for Telescope Tube or Finders 48 to 100mm:: adjustable tube rings of 2 finder-guide scope guide scopes between and 100 diameter The inner diameter of the tube rings is 102 mm for Telescopes between 48 to 100mm tube diameter can be mounted adjustable The adaption of the tube rings to the telescope. At the base and the rings have a flat surface with four female M6 threads inner pair 20 mm - outer pair 38 mm for easy adaption to dovetail bars or dovetail clamps; big screws with maximum grip allow easy use - even with gloves Technical Details: Inner diameter: 102 mm Outer diameter: 117 mm Support surface: Flat area with 45 mm diameter and 4x M6 threads (female) Distance of threads: Inner pair 20 mm - outer pair 38 mm And the tube rings are suitable for bigger finder scopes, too. 102mm Inner Diameter Rings Astromania Adjustable Guide Scope Rings 102mm Inner Diameter 506137 Astromania adjustable tube rings for astrophotography. The inner diameter of the tube rings is 102 mm for Telescopes between 48 to 100mm tube diameter can be mounted adjustable. The adjustment crews have teflon inlays for avoiding unaesthetic scratches and pressure marks on the telescope while still ensuring reliable clamping The adjustment crews have teflon inlays for avoiding unaesthetic scratches and pressure marks on the telescope while still ensuring reliable clamping
