6 Item(s)
Set Descending Direction
  1. Tele Vue 3.5" Clamp ring extension tube

    $65.00
    This Tele-Vue 3" extension tube makes up for the loss of light path photographically when a 2" star diagonal is removed from many scopes and replaced by a camera and camera adapter . . .
  2. Astro-Tech 30mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads

    $9.95

    This Astro-Tech 30mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.

  3. Astro-Tech 5mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads

    $9.95

    This Astro-Tech 5mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.

  4. Tele Vue 2" Clamp ring extension tube

    $65.00
    One end of this 2" diameter x 2" long extension tube fits into 2" focuser drawtubes. The opposite end is a 2" diameter eyepiece holder that uses a non-marring brass clamp ring to hold 2" eyepieces and accessories in place. The captive thumbscrew that tightens the clamp ring can't be lost in the field. This extension tube makes up for the loss of light path photographically when a 2" star diagonal . . .
  5. Astro-Tech 20mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads

    $9.95

    This Astro-Tech 20mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.

  6. Astro-Tech 10mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads

    $9.95

    This Astro-Tech 10mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.

6 Item(s)
Set Descending Direction