Focal Reducer 0,7x for ZWO FF107 and FF130 Eyepieces

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

Features:

• Reduction factor: 0.7x
• Optics: 3 elements, including one in ED glass (Extra low dispersion)
• Multicoated antireflection treatment on each lens surface
• Diameter of the coupler: 80 mm
• Optimal backfocus: 55 mm from the 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)

Advantages:

• Reduced exposure time for more efficient capture
• Field correction for sharp, distortion-free images
• Versatility of adaptation with multiple thread sizes (M48, M54, M68)

Compatibility:

• Compatible with ZWO FF107 and FF130 refractors
• Male threading available in M48 mm, M54 mm, and M68 mm

Tips for use:

• Use M48 or M54 spacers to adjust the spacing between your image sensor and the reducer.

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