The #19651 T-Thread receiver allows Optec equipment with an OPTEC-2400 receiver such as the TCF-S and IFW to be connected to equipment that presents a Pentax Thread connection.
- Outside Diameter: 2.95" (74.9mm)
- Overall Height: 0.41" (10.4mm)
- Clear Aperture: 1.6" (40.6mm)
- Weight: 1.28 oz (36.3 g)
- Back-focus Usage: 0.1" (2.54mm)
- Telescope Side Connection: Pentax Thread
- Camera Side Connection:: OPTEC-2400 Dovetail