Tele Vue Powermate T-Ring Adapter (2") Helmet Mounts The mount features a 1-inch

The mount features a 1-inch diameter rubber ball and socket system with adjustment points at both ends of the socket arm

Grommet: Mount attaches through hole 0

5 cm) Power Requirements 2x AAA alkaline batteries Battery Life Approx

The leads of the cable are terminated with female ends to mate with test hooks

Hybrid aspherical lens elements correct for spherical aberrations to reduce distortion at the edges of the lens and corrects for astigmatism that can prevent sharp focusing

Tele Vue Powermate T-Ring Adapter (2") Helmet Mounts The mount features a 1-inchTele Vue 's 2" Powermate T Ring Adapter replaces the eyepiece holder on a 2" 2x Powermate Barlow lens and allows users to attach a DSLR or CCD imaging camera, with a user supplied and camera specific T ring for astrophotography. It threads directly onto the barrel in place of the eyepiece holder. Packaging Info Package Weight 0. 06 lb Box Dimensions (LxWxH) 3. 0 x 3. 0 x 1. 85" In the Box Tele Vue Powermate T Ring Adapter (2") 5 Year Warranty Against