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DayStar's Imaging Focal Reducer can give you more field of view in your images. 2" to T mount, with included T extension tube for even more reduction.
With a T-mount camera connected directly to the reducer, the focal length is cut in half - 0.5X. Add the 20mm extension tube for 0.33X.
Focal reducer specifications:
- Four elements in two groups.
- 36mm clear aperture.
- Front: Male 2" eyepiece drawtube.
- Rear: Male T thread (M42x0.75)
- Flange to flange distance: 5mm.
- Overall length: 38mm.
Extension tube specifications:
- Front: Female T-thread (M42x0.75)
- Rear: Male T-thread (M42x0.75)
- Flange distance: 20mm
- Overall length: 25mm
- Knife edge baffles for superior contrast.