Sky-Watcher Reducer/Flattener for Esprit
Best optical corrector for dedicated deep sky astrophotography enthusiasts.
This optical accessory significantly accelerates imaging sessions by reducing exposure times by over two-thirds. It flattens the field for edge-to-edge sharpness while providing a wider field of view, making it an essential upgrade for deep-sky astrophotography.
$525.00
at
Skywatcherusa
Who it's for
- Astrophotographers seeking professional-grade image quality and pinpoint star clarity
- Deep-sky imagers wanting to capture more detail in less time
- Esprit telescope owners looking for a dedicated, high-performance optical match
Who should skip it
- Multi-scope users who prefer versatile, universal astrophotography accessories
- Novice photographers who find technical spacing requirements frustrating
- Budget-conscious hobbyists looking for more affordable entry-level equipment
Performance breakdown
Exposure Efficiency
Drastically cuts imaging time, making long-exposure sessions significantly more productive.
Field Correction
Delivers edge-to-edge sharpness that keeps stars perfectly round across the frame.
Sensor Compatibility
Handles full-frame sensors with ease, ensuring no vignetting at the corners.
Integration Ease
Built-in filter cell simplifies the optical train for cleaner, faster setups.
Build Quality
Robust construction provides the stability needed for heavy, high-end imaging rigs.
Back Focus Precision
Requires careful spacing, but rewards users with pinpoint, professional-grade image quality.
Key Specs
Focal Ratio
f/5.4
Focal Length
810mm
Back Focus
90mm (55mm with spacer and adapter)
Field of View (Full Frame)
2.54 x 1.7 degrees
Field of View (APS-C)
1.66 x 1.11 degrees
Compatibility
Esprit 150
Filter Cell
Built-in 2-inch
Know before you buy
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Ask Metto anything about the Sky-Watcher Reducer/Flattener for Esprit before you decide.
