OPTEC-4300 to Female Optec/DSI 3.5"Adapter.

$125.00

Quantity

#19830 - OPTEC-4300 to Optec/DSI 3.5" Female Threaded Adapter

The #19830 OPTEC-4300 to female Optec/DSI 3.5" threaded receiver allows any combination of our DSI 3.5-inch spacers to be easily installed on the camera side of the Gemini Focusing Rotator.

Inside Diameter: 3.5" DSI Thread
Outside Diameter: 4.95" (125.7mm)

Overall Height:

0.42" (10.7mm)
Clear Aperture: 3.46" (88mm)
Weight: 3.8 oz (110 g)
Back-Focus Usage: 0.1" (2.5mm)

  • Optec/DSI 3.5" Threaded Spacers.
  • Gemini Focusing Rotator (included with standard package).

    The #19830 OPTEC-4300 to Optec/DSI 3.5" adapter converts the camera side receiver of the Gemini Focusing Rotator to a 3.5" x 24tpi receiver for the Optec/DSI 3.5" spacers.  

  • Package Details