[Used 3-Year Warranty] TS Optics Variable Field Flattener for Refractors

The TS Optics variable field flattener is an adjustable field corrector designed to improve field flatness in astronomical refractors, ensuring point-like stars up to the edges of the sensor. This unit is USED and is covered by a 3-year warranty, making it ideal for those seeking reliable performance even in advanced astrophotography.

Main features

• Variable field flattener with adjustable working distance.
• Compatible with astronomical refractors of various focal lengths.
• Fine backfocus adjustment to optimize stellar performance.
• Improves field flatness on APS-C and Full Frame sensors (depending on the refractor).
• High-quality TS Optics optical and mechanical construction.

Astrophotography performance

The TS Optics flattener eliminates the field curvature typical of refractors, improving edge star quality and making it ideal for wide-field deep-sky imaging. The ability to adjust the working distance allows for precise optimization for any setup.

Variable backfocus adjustment

The integrated adjustment allows you to adapt the flattener to different optical trains and cameras, facilitating system fine-tuning without resorting to numerous spacer rings.

TS Optics quality

TS Optics is synonymous with reliability in the astrophotography sector. This flattener offers precise mechanical tolerances and long-term stability, essential for repeatable photographic sessions.

Main technical specifications

Ideal for

• Deep-sky astrophotography with refractors
• Setups with APS-C and Full Frame sensors
• Stellar field optimization
• Amateur astronomers looking for configuration flexibility

Package contents

• TS Optics variable flattener for refractors