Masuyama

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Masuyama premium eyepieces from Japan offer best contrast, improved color rendition and better sharpness at the edge.

  • Focal length 50 mm
  • Apparent field of view 53°
  • Rubber eyecup for comfortable support of the eye or glasses
  • 2" barrel without safety groove with filter thread
  • 5-element design
  • Latest glass types and multi-layer coating technology
  • Made in Japan
689.00 €
Estimated delivery time : 3-4 weeks (valid for new orders)
 
 

Masuyama premium eyepieces from Japan offer best contrast, improved color rendition and better sharpness at the edge.

  • Focal length 60 mm
  • Apparent field of view 46°
  • Rubber eyecup for comfortable support of the eye or glasses
  • 2" barrel without safety groove with filter thread
  • 5-element design
  • Latest glass types and multi-layer coating technology
  • Made in Japan
799.00 €
Estimated delivery time : 3-4 weeks (valid for new orders)
 
 

Masuyama premium eyepieces from Japan offer best contrast, improved color rendition and better sharpness at the edge.

  • Focal length 20 mm
  • Apparent field of view 85°
  • Rubber eyecup for comfortable support of the eye or glasses
  • 2" barrel without safety groove with filter thread
  • 5-element design
  • Latest glass types and multi-layer coating technology
  • Made in Japan
328.64 €
Estimated delivery time : 3-4 weeks (valid for new orders)
 
 

Masuyama premium eyepieces from Japan offer best contrast, improved color rendition and better sharpness at the edge.

  • Focal length 32 mm
  • Apparent field of view 85°
  • Rubber eyecup for comfortable support of the eye or glasses
  • 2" barrel without safety groove with filter thread
  • 5-element design
  • Latest glass types and multi-layer coating technology
  • Made in Japan
459.00 €
Estimated delivery time : 3-4 weeks (valid for new orders)
 
 
These Masuyama Barlows are designed and manufactured by Ohi Kohki Co., Ltd. in Japan.  Manufactured using premium fully multicoated optical glass and available in 1.5x or 2x Configurations.
169.00 € 160.00 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 
These Masuyama Barlows are designed and manufactured by Ohi Kohki Co., Ltd. in Japan.  Manufactured using premium fully multicoated optical glass and available in 1.5x or 2x Configurations. .
169.00 €
Estimated delivery time : 3-4 weeks (valid for new orders)
 
 
Masuyama eyepieces, rigorously designed and manufactured in Japan with the highest quality standards, have always been a benchmark for discerning visual amateur astronomer.

Features Masuyama Ortho Plössl (MOP) eyepiece 35 mm 53°

  • Focal length: 35 mm.
  • 53° apparent field of view (AFOV).
  • Eye relief: 23.5 mm.
  • Modified Plössl optical design with 5 lenses in 3 groups.
  • FMC - Fully Multi-Coated optical treatment.
  • High refractive index lenses for excellent containment of chromatic aberration.
  • Blackened lens edge.
  • Retractable rubber lens hood.
  • Standard 2"/50.8 mm barrel with threads for in-cell filters.
  • Size: 53 mm OD x 104 mm L.
  • Weight: 300 g.
  • Japanese manufacture with the highest quality standards (Ohi Kohki Co., Ltd.).
349.00 € 331.00 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 
Masuyama eyepieces, rigorously designed and manufactured in Japan with the highest quality standards, have always been a benchmark for discerning visual amateur astronomer.

Features Masuyama Ortho Plössl (MOP) eyepiece 35 mm 53°

  • Focal length: 35 mm.
  • 53° apparent field of view (AFOV).
  • Eye relief: 28 mm.
  • Modified Plössl optical design with 5 lenses in 3 groups.
  • FMC - Fully Multi-Coated optical treatment.
  • High refractive index lenses for excellent containment of chromatic aberration.
  • Blackened lens edge.
  • Retractable rubber lens hood.
  • Standard 2"/50.8 mm barrel with threads for in-cell filters.
  • Size: 53 mm OD x 115 mm L.
  • Weight: 320 g.
  • Japanese manufacture with the highest quality standards (Ohi Kohki Co., Ltd.).
439.00 € 417.00 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 

The mirror diagonal allows the use of large 3" eyepieces on very long focal length telescopes to achieve a large field of view.

  • Connection telescope side - 3" barrel
  • Connection eyepiece side - 3" receptacle with ring clamp
  • Clamping of 3" accessories by using knurled screws
  • Adapter for 2" with ring clamp is included in the scope of delivery
525.00 €
Estimated delivery time : 3-4 weeks (valid for new orders)
 
 

The adapter allows the connection of 3" accessories, such as star diagonals, to the large SC thread from Celestron

  • Connection telescope side - 3" female SC thread
  • Connection eyepiece side - 3" receptacle with ring clamp
  • Clamping with 3 knurled screws - included in the scope of delivery
135.00 €
Estimated delivery time : 1-2 weeks (valid for new orders)