About this product
Coronado 18mm Cemax Eyepiece designed and optimised for Hydrogen Alpha viewing.
The Coronado CEMAX 18mm Eyepiece (1.25") is designed for use with Coronado H-alpha Solar Telescopes and filters. 1.25" Barrel Size.
It is specifically designed for use at H-alpha (or Ha) wavelengths, this specialty eyepiece uses optimised coatings to enhance contrast, minimise glare and also affords excellent contrast for planetary viewing.
Includes caps.
Features 20mm eye relief, 52° field of view, and rubber eye guard.
Specifications
- Coronado CEMAX series
- Focal length: 18mm
- Apparent field of view (FOV): 52°
- Optical coatings: Fully Multi-Coated
- Eye relief: 20mm
- Threaded for 1.25" filters
- Barrel size: 1.25"
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