Every year, the Christmas offers from APM-Telescopes give astronomy fans the opportunity to purchase high-quality telescopes, binoculars and accessories at attractive prices. Whether for beginners or experienced amateur astronomers - APM-Telescopes offers a wide selection of products with attractive discounts and special bundles. From powerful refractors and compact travelling telescopes to accessories such as eyepieces and filters, there is something to suit every budget and interest. An ideal Christmas present for anyone who wants to discover the universe!
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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 For free combination with a Lunt-Solar-Systems H-alpha solar-telescope or -filter
Internal narrowband filters allow for a <2.4 Angstrom bandpass. Primarily an imaging system due to the difficulty of many to visually see everything that CaK has to offer. For telescopes up to 100 aperture and 1200mm focal lenght.
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 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