Tele Vue BIG Paracorr Type-2 (3") Imaging Adapter Print File 067-1114 The head has a 3/8"-16

The head has a 3/8"-16 threaded female mount with a 1/4"-20 bushing adapter

Type Softening filter Size 4 x 5" / 101

Fully multi-coated optics and premium BaK-4 prisms for exceptional light transmission and image clarity Twist-up eye cups Oversized center focus knob for precise focusing

Braided Nylon-Fiber Sleeve

15 x 19 Diameter Conductor: 0

Tele Vue BIG Paracorr Type-2 (3") Imaging Adapter Print File 067-1114 The head has a 3/8"-16Designed to Cover Large Imaging Sensors Precision Focusing for Astrophotography Corrects Image Coma 3" Diameter Barrel 3. 1" Back Focus Designed for today's large aperture mirrors and CCD imaging sensors, Tele Vue's 3" BIG Paracorr Type 2 Imaging Adapter corrects image coma common with large fast focal ratio Newtonian and Dobsonian mirrors that prevent pin point clarity during astrophotography and astro imaging. The 3" barrel enables a larger field