#17469 - Blank Mounting Ring with OPTEC-2300 receiver.

Description Specifications The #17469 blank IFW mounting ring screws into the camera side of the MaxFilter systems, which use a 2.38-inch mount thread. This blank mount then acts as receiver for any of the OPTEC-2300 camera adapters. Outside Diameter: 2.9" (73.6mm) Overall Height: 1.2" (30.5mm) Clear Aperture: 1.38" (35mm) Weight: 4 oz (131.5 g) Back-focus Usage: 0.7" (17.78mm) Telescope Side Connection: OPTEC-2380 Thread for IFW Camera Side Connection:: OPTEC-2300 Receiver (compatible with any male OPTEC-2300 camera mount)