List of products by brand Masuyama

Masuyama eyepieces are renowned for their exceptional clarity, high contrast imaging, and deep, velvety black backgrounds. Achieving superior contrast, these premium eyepieces boast meticulous grinding, internal baffles, and optimal internal blackening. Despite their sophistication, they feature a streamlined design with only 5 elements, ensuring excellent correction.

The Masuyama Eyepiece Ortho 4mm FMC is a high-quality orthoscopic eyepiece designed for precise astronomical observations, particularly where sharpness and contrast are essential. With a 4mm focal length, this eyepiece is well-suited for high-magnification views of planets, the moon, and double stars. The fully multi-coated (FMC) optics with Ultra Wide Band Coating ensure excellent light transmission and minimal reflections, delivering clear and detailed images.

The Masuyama Eyepiece Ortho 5mm FMC is a precision orthoscopic eyepiece designed for high-magnification astronomical observations. Its 5mm focal length makes it ideal for detailed views of planets, the moon, and double stars, where sharpness and contrast are critical. The eyepiece features fully multi-coated (FMC) optics with Ultra Wide Band Coating, ensuring excellent light transmission and minimal reflections for bright, clear images.

The Masuyama Eyepiece 50mm 2" is a premium wide-field eyepiece designed for deep-sky and low-power astronomical observations. With its long 50mm focal length and generous 53° apparent field of view, this eyepiece is perfect for scanning star fields, observing extended nebulae, and enjoying panoramic views of the night sky. The design features five lenses in three groups, high-quality multi-coatings for enhanced light transmission, and a comfortable 40mm eye relief, making it suitable for extended viewing sessions.

The Masuyama Eyepiece 60mm 2" is a high-quality, long focal length eyepiece designed for wide-field, low-power astronomical viewing. Its 60mm focal length and 46° apparent field of view make it ideal for observing large star fields, open clusters, and extended deep-sky objects. The eyepiece features five lenses in three groups, multiple coatings for maximum light transmission, and a generous 46mm eye relief for comfortable viewing, even during extended sessions.

The Masuyama Eyepiece 7.5mm 1.25" is a precision planetary eyepiece designed for high-contrast and detailed astronomical observations. With a 7.5mm focal length and a 53° apparent field of view, it is well-suited for viewing planets, the moon, and double stars at moderate to high magnification. The eyepiece features fully multi-coated (FMC) optics and a five-element design in three groups, ensuring sharp, bright images with minimal distortion.

The Masuyama Eyepiece 10mm 1.25" is a wide-angle eyepiece designed for immersive astronomical viewing. With its ultra-wide 85° apparent field of view and a comfortable 6.5mm eye relief, this eyepiece is ideal for observing deep-sky objects, star clusters, and expansive lunar landscapes. The five-element, three-group optical design delivers sharp, bright images, while the folding adjustable eyecup and standard 1.25" barrel ensure compatibility and comfort.

The Masuyama Eyepiece 16mm 1.25" is an ultra-wide-angle eyepiece designed to provide a truly immersive viewing experience for astronomers. With its expansive 85° apparent field of view and comfortable 10mm eye relief, this eyepiece is ideal for observing deep-sky objects, star clusters, and sweeping lunar vistas. The five-element, three-group optical design features multiple coatings for excellent light transmission and clarity.

The Masuyama Eyepiece 20mm 2" is a high-performance ultra-wide-angle eyepiece designed for immersive and detailed astronomical observations. With an impressive 85° apparent field of view and a generous 12.5mm eye relief, this eyepiece is ideal for exploring deep-sky objects, star clusters, and wide lunar landscapes. Its five-lens, three-group optical design ensures bright, sharp images, while the folding adjustable eyecup and standard 2" barrel provide comfort and compatibility with most telescopes.

The Masuyama Eyepiece 26mm 2" is a premium ultra-wide-angle eyepiece designed for deep-sky and panoramic astronomical observations. With a long 26mm focal length and an expansive 85° apparent field of view, it offers stunningly immersive views of star fields, nebulae, and open clusters. The eyepiece features five lenses in three groups, multiple coatings for optimal light transmission, and a comfortable 16mm eye relief for relaxed extended viewing.

The Masuyama Eyepiece 32mm 2" is a high-quality ultra-wide-angle eyepiece designed for breathtaking deep-sky and panoramic views. With a 32mm focal length and an impressive 85° apparent field of view, this eyepiece is ideal for observing large star fields, nebulae, and open clusters. It features a five-element, three-group optical design with multiple coatings for excellent light transmission and clarity, as well as a generous 20mm eye relief for comfortable extended use.