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In collaboration with Mr Masuyama of Masuyama eyepiece fame, Kokusai Kohki has gone out on a limb in introducing a truly new eyepiece, the 3 inch barrel size Masuyama 80mm.
Specifications: Eyepiece size: 3 inch (76.2mm) Eyepiece brand: Kokusai Kohki Eyepiece series: Masuyama Apparent field of view: 52° Focal length (mm): 80mm This Masuyama premium planetary eyepiece from Japan offers the best contrast, improved color rendition and better sharpness at the edge.
Focal length 10 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 This Masuyama premium planetary eyepiece from Japan offers the best contrast, improved color rendition and better sharpness at the edge.
Focal length 20 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 25 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 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 This Masuyama premium planetary eyepiece from Japan offers the best contrast, improved color rendition and better sharpness at the edge.
Focal length 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 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 Masuyama premium eyepieces from Japan offer best contrast, improved color rendition and better sharpness at the edge.
Focal length 45 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 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 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