Focal Reducer And Field Corrector Imaging Accessory That Slashes Focal Length And F Ratio By Thirty Seven Percent For Schmidt Cassegrain Telescopes Turning A Long Scope Into A Deep Sky Imaging Workhorse For Astro Enthusiasts

Schmidt-Cassegrain reducer for fast deep sky imaging
✔️ Reduces focal length and f/ratio by 37% for SCTs, fast imaging

This imaging accessory threads onto the rear cell of Schmidt-Cassegrain telescopes to shorten focal length and f/ratio, expanding capabilities for deep sky imaging and terrestrial digiscoping. It preserves compatibility with standard SCT accessories and delivers bright, wide-field views.

✅ Focal length shortened by 37% (f/10 to f/6.3; f/11 to f/7)
✅ Fully multi-coated optics maximize light transmission and field illumination
✅ Machined aluminum housing with black anodized finish for durability
✅ Works with T-Adapter, 1.25" Visual Back, Star Diagonal, and Off-Axis Guider
✅ 2-Year US Warranty and unlimited US-based support

💡 What is a Schmidt-Cassegrain reducer used for in deep sky imaging with SCT telescopes?

Handy, quick guide for shoppers:

- Shortens focal length and f/ratio to widen the field of view for deep sky imaging
- Enables shorter exposures and broader field when using standard accessories
- Maintains high light transmission through fully multi-coated optics
- Useful for terrestrial digiscoping and general astro photography workflows
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