Eyepieces
- Home /
- Eyepieces
This Masuyama premium planetary eyepiece from Japan offers the best contrast, improved color rendition and better sharpness at the edge.
- Focal length 7.5 mm
- Apparent field of view 53°
- Rubber eyecup for comfortable support of the eye or glasses
- 1.25" barrel without locking groove, with filter thread
- 5 elements in 3 groups
- Latest lenses and multi-layer coating technology
- Developed and manufactured by Ohi Kohki Co. in Japan
- Made in Japan
This Masuyama premium planetary eyepiece from Japan offers the best contrast, improved color rendition and better sharpness at the edge.
- Focal length 12.5 mm
- Apparent field of view 53°
- Rubber eyecup for comfortable support of the eye or glasses
- 1.25" barrel without locking groove, with filter thread
- 5 elements in 3 groups
- Latest lenses and multi-layer coating technology
- Developed and manufactured by Ohi Kohki Co. in Japan
- Made in Japan
This Masuyama premium planetary eyepiece from Japan offers the best contrast, improved color rendition and better sharpness at the edge.
- Focal length 15 mm
- Apparent field of view 53°
- Rubber eyecup for comfortable support of the eye or glasses
- 1.25" barrel without locking groove, with filter thread
- 5 elements in 3 groups
- Latest lenses and multi-layer coating technology
- Developed and manufactured by Ohi Kohki Co. in Japan
- Made in Japan
Jul 28 2025
This Masuyama premium planetary eyepiece from Japan offers the best contrast, improved color rendition and better sharpness at the edge.
- Focal length 30 mm
- Apparent field of view 53°
- Rubber eyecup for comfortable support of the eye or glasses
- 1.25" barrel without locking groove, with filter thread
- 5 elements in 3 groups
- Latest lenses and multi-layer coating technology
- Developed and manufactured by Ohi Kohki Co. in Japan
- Made in Japan
- 4-lens Plössl type with ED lenses
- Extremely low chromatic aberration
- 48° field of view
- Extremely sharp image
- Transmission >99%
Jul 28 2025
Masuyama premium eyepieces from Japan offer best contrast, improved color rendition and better sharpness at the edge.
- Focal length 10 mm
- Apparent field of view 85°
- Rubber eyecup for comfortable support of the eye or glasses
- 1.25" barrel without safety groove with filter thread
- 5-element design
- Latest glass types and multi-layer coating technology
- Made in Japan
With a true 76° field of view, it immerses you in the universe without having to roll your eyes. Even with fastest optics, you will enjoy tack sharp stars close to the outer edge of the field.
- 4.5 mm focal length
- 76° apparent field of view
- sharp and contrasty in the center
- very sharp at the edge, even with the fastest telescopes
- long eye relief, foldable eyecups - suitable for eyeglass wearers
- low distortion
- no kidney bean effekt
- reduced weight, minimized size - well suited for binoviewing
- barrel size 1.25" and 2", slip-protected
- not parfocal to the other Morpheus eyepieces
- phosphorescent engraving
- photo-video adaptation via M43 thread
With a true 76° field of view, it immerses you in the universe without having to roll your eyes. Even with fastest optics, you will enjoy tack sharp stars close to the outer edge of the field.
- 14 mm focal length
- 76° apparent field of view
- sharp and contrasty in the center
- very sharp at the edge, even with the fastest telescopes
- long eye relief, foldable eyecups - suitable for eyeglass wearers
- low distortion
- no kidney bean effekt
- reduced weight, minimized size - well suited for binoviewing
- barrel size 1.25" and 2", slip-protected
- not parfocal to the other Morpheus eyepieces
- phosphorescent engraving
- photo-video adaptation via M43 thread
