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SHARPSTAR 76EDPH F4.5 is the latest development in dedicated full-frame reducer, which meets the need of full-frame photography. The reducer is equipped with a 2.5" lens specs, one end of which adopts a M74×1 thread and connects to the pinion focuser of the primary mirror. The other end adopts a M48×0.75 thread, the focal plane is 55mm from the end interface. The reducer features a triplet air-spaced structure, and full-frame photography is supported, which achieve excellent perimeter dimmer control. The reducer is specifically designed for deep-space widefield astro photography with a focal length of 342mm and a focal ratio of f/4.5.
In addition, the 360-degree rotator allows you to easily rotate the camera to achieve the best image framing. The M48 interface contains 2 "filter thread for easy connection

Specifications

Suitable model: 76EDPH
Reducing focal ratio: F4.5
Image circle: 44mm
The lens number: Triplet
The largest diameter: 88mm
Back focus: 55mm
Total length: 77mm (including M48 thread)
Surface coating: Full surface Multi-Coated
Weight: 0.5kg