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Coronado 1.25" CEMAX Eyepiece - 25mm

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Brand Coronado
Part Number CE25
Availability available

Product Info

Manufacturer Description

Coronado CEMAX 25mm Eyepiece (1.25") - for use with Coronado H-alpha Solar Telescopes and filters. Specifically designed for use at H-alpha (or Ha) wavelengths, this specialty eyepiece uses optimized coatings to enhance contrast, minimize glare and also affords excellent contrast for planetary viewing. Please note that this eyepiece is NOT a filter and for Solar observing must be used in conjunction with a Coronado Ha Solar Telescope or telescope with a Coronado or similar filter set appropriately and safely mounted.


  • 1.25" Barrel Size
  • 20mm Eye Relief
  • 52° Field of View
  • Rubber Eye Guard
  • Includes Protective Plastic Case

Product carries one year factory limited warranty (within US/Canada only).


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Apparent Field of View 52°
Barrel Size 1.25" (31.7mm)
Bolt Case Included Yes - Manufacturer Supplied
Bolt Case Size Replacement: Agena 42x80mm
End Caps No
Eye Relief by Design 20mm
Focal Length 25mm
Rubber Eye Guard Yes
Manufacturer Coronado
Eyepiece Focal Length 20.1mm - 30mm
Eyepiece Field of View 51 - 60 degrees
Eyepiece Series Coronado Cemax
Barrel Type With safety undercut
Filter Threads Standard 1.25" Filter Thread (M28.5 x 0.6)