William Optics 54 mm extension ring for GT81 WIFD M80 to M54 reducer (SKU: AD-M80-54-M54)

William Optics 54 mm M80 to M54 extension ring for FLAT 68III with GT81 WIFD (William Optics, SKU: AD-M80-54-M54) is an extended adjustment adapter for the FLAT 68III corrector used with the GT81 WIFD telescope. It connects the corrector-side M80 thread to a camera-side M54 interface.

Key features

• extended corrector adapter construction
• threaded connections in the imaging train

Included items

• adapter by William Optics

Technical specifications

• application: FLAT 68III used with the GT81 WIFD
• corrector-side thread: M80 × 0.75
• camera-side thread: M54 × 0.75
• adapter optical length: 54 mm

The adapter provides the required mechanical connection between the corrector and camera.