0.85x Reducer / Corrector for Sky-Watcher EvoStar 150ED - Sky-Watcher
0.85x Reducer / Corrector for Sky-Watcher EvoStar 150ED - Sky-Watcher
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This essential accessory corrects the curved focal plane of Sky-Watcher EvoStar 150ED refractors, providing a sharp image all the way to the edge of the field. It screws directly onto the Crayford of the telescope thanks to the M56 thread, this reducer/corrector decreases the telescope's focal length by 0.85x (resulting focal ratio of f/6.8), making it ideal for astronomy and astrophotography, thus reducing exposure time.
- Reducer factor: 0.85x
- Front thread: M56 female
- Rear thread: M48 male
- Backfocus: 55mm
- Resulting focal ratio: f/6.8
- Reduction of focal length for wider images
- Correction of the curved focal plane for enhanced sharpness
- Reduction of exposure time in astrophotography
- Improvement of astronomical image quality
- Compatible with Sky-Watcher EvoStar 150ED f/8 (Doublet)
- Requires M48 wide field T ring for Sony (#SW0187), Nikon (#SW0188) or Canon (#SW0189) cameras
- Not compatible with Sky-Watcher ESPRIT 150ED telescopes (triplet)
- 0.85x Sky-Watcher reducer/corrector
SKU: skywatcher-SW0422
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