0.7x Focal Reducer for ZWO FF107 and FF130 Glasses

Optimize your astronomical imaging sessions with the ZWO 0.7x focal reducer. Designed for the ZWO FF107 and FF130 apochromatic refractors, this accessory reduces the focal length and widens the field of view, while correcting aberrations for sharp stars right out to the edge of the field.

Features:

• Reduction factor: 0.7x
• Optics: 3 elements, including one in ED (Extra low dispersion) glass
• Multi-layer anti-reflective coating on each side of the lenses
• Diameter of the slide: 80 mm
• Optimal backfocus: 55 mm from M48 x 0.75 mm thread
• Compatibility: ZWO FF107 (524 mm focal length at F/4.9) and ZWO FF130 (700 mm focal length at F/5.4) glasses

Advantages:

• Reduction of exposure time for more efficient capture
• Field correction for sharp, distortion-free images
• Versatility of adaptation with several threads (M48, M54, M68)

Compatibility:

• Compatible with ZWO FF107 and FF130 glasses
• Male outlet thread available in M48 mm, M54 mm, and M68 mm

Tips for use:

• Use M48 or M54 spacers to adjust the draw between your imaging sensor and the reducer.

Improve the quality and efficiency of your astronomical shots with this ZWO focal reducer, an essential accessory for any demanding astronomer.