Sky-Watcher Evolux 82ED Reducer/Flattener
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The Sky-Watcher Evolux 82ED Reducer/Flattener is a 0.9x optical accessory designed specifically for the Evolux 82ED refractor, correcting field curvature and reducing focal length for sharper, flatter images across a full sensor. It helps eliminate star distortion toward the edges of the frame while also shortening exposure times, making it a practical upgrade for astrophotographers seeking cleaner results. Overall, it is a well-matched, purpose-built accessory that integrates seamlessly with the intended telescope.
Key Features & Specs
| Reduction Factor | 0.9x focal reducer shortens effective focal length for a wider field of view |
|---|---|
| Thread Compatibility | M56x1 female input thread and M48 male output thread for standard camera filter and adapter connections |
| Compatibility | Designed specifically for the Sky-Watcher Evolux 82ED refractor telescope |
| Purpose | Corrects field curvature and coma to deliver flat, sharp star images across the entire sensor |
| Exposure Benefit | Reduced focal length allows shorter exposure times, improving efficiency during imaging sessions |
| Construction | Multi-element optical design housed in a machined metal barrel for durability and precise alignment |
| Use Case | Optimized for use with DSLR, mirrorless, and dedicated astronomy cameras via standard T-ring adapters |
Best for: Astrophotographers who own the Sky-Watcher Evolux 82ED and want to maximize edge-to-edge image sharpness while reducing exposure times for more efficient deep-sky imaging sessions.