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    Ricoh Pentax SMC XW 16.5mm Eyepiece for Spotting Scopes and Astronomical Telescopes (2-Inch)

    Ricoh Pentax SMC XW 16.5mm Eyepiece for Spotting Scopes and Astronomical Telescopes (2-Inch)

    Product information for Ricoh Pentax SMC XW 16.5mm Eyepiece for Spotting Scopes and Astronomical Telescopes (2-Inch)

    $842.00
    $376.0055% OFF

    The Ricoh Pentax XW 16.5mm Eyepiece is a high-performance, wide-angle eyepiece for use with high-grade spotting scopes.Clear, Comfortable Viewing Assured by an 85-Degree Apparent Angle of View and 20mm Eye ReliefWith an 85-degree apparent angle of view eyepiece, the XW 16.5 is newly added to the SMC Pentax XW-series lineup featuring an extra-long 20mm eye relief to deliver an exciting wide-perspective image.High-Grade Optics for Exceptional Image QualityThe high-performance XW 16.5 optics incorporates high-refraction, extra-low-dispersion lanthanum glass elements to produce a well-balanced image with minimal aberrations. It is particularly designed to reduce the disturbing blackout effect by effectively compensating for the spherical aberration of the pupil.Pentax-Original Multi-Layer Coating for Outstanding Light Transmission EfficiencyAll lens surfaces that come in contact with air are treated with the original multi-layer coating, while all laminated surfaces are treated with the innovative partial coating. to offer a light transmission efficiency of more than 90 percent (96 percent at 550nm) over the visible light spectrum.Advanced Light-Shielding Technology for Improved Image ContrastThanks to Pentax’s advanced computer simulation technology, the XW 16.5 features a light-shielding diaphragm at the most effective position to drastically reduce internal reflections for a brighter, higher-contrast image.Weatherproof Construction for All-Weather ViewingThe XW series 16.5mm eyepiece features JIS Class 4 weatherproof construction, making it possible to use it in drizzle or under night dew. This eyepiece is not designed for underwater use and should not be submerged underwater.Sleeve Size and Eyecup DesignThe XW 16.5 eyepiece provides a 50.8mm installment diameter. When you remove the screw-on eyecup. it also provides a screw thread with a 43mm diameter and a 0.75 pitch.Comprehensive Lineup to Accommodate All ApplicationsFeaturing functional, practical focal lengths, the XW eyepieces series provides a comprehensive lineup that accommodates all types of applications, from low-magnification viewing of stars to high-magnification observation of planets.

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    Ricoh Pentax SMC XW 16.5mm Eyepiece for Spotting Scopes and Astronomical Telescopes (2-Inch)
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    Ricoh Pentax SMC XW 16.5mm Eyepiece for Spotting S...

    The Ricoh Pentax XW 16.5mm Eyepiece is a high-performance, wide-angle eyepiece for use with high-grade spotting scopes.Clear, Comfortable Viewing Assured by an 85-Degree Apparent Angle of View and 20mm Eye ReliefWith an 85-degree apparent angle of view eyepiece, the XW 16.5 is newly added to the SMC Pentax XW-series lineup featuring an extra-long 20mm eye relief to deliver an exciting wide-perspective image.High-Grade Optics for Exceptional Image QualityThe high-performance XW 16.5 optics incorporates high-refraction, extra-low-dispersion lanthanum glass elements to produce a well-balanced image with minimal aberrations. It is particularly designed to reduce the disturbing blackout effect by effectively compensating for the spherical aberration of the pupil.Pentax-Original Multi-Layer Coating for Outstanding Light Transmission EfficiencyAll lens surfaces that come in contact with air are treated with the original multi-layer coating, while all laminated surfaces are treated with the innovative partial coating. to offer a light transmission efficiency of more than 90 percent (96 percent at 550nm) over the visible light spectrum.Advanced Light-Shielding Technology for Improved Image ContrastThanks to Pentax’s advanced computer simulation technology, the XW 16.5 features a light-shielding diaphragm at the most effective position to drastically reduce internal reflections for a brighter, higher-contrast image.Weatherproof Construction for All-Weather ViewingThe XW series 16.5mm eyepiece features JIS Class 4 weatherproof construction, making it possible to use it in drizzle or under night dew. This eyepiece is not designed for underwater use and should not be submerged underwater.Sleeve Size and Eyecup DesignThe XW 16.5 eyepiece provides a 50.8mm installment diameter. When you remove the screw-on eyecup. it also provides a screw thread with a 43mm diameter and a 0.75 pitch.Comprehensive Lineup to Accommodate All ApplicationsFeaturing functional, practical focal lengths, the XW eyepieces series provides a comprehensive lineup that accommodates all types of applications, from low-magnification viewing of stars to high-magnification observation of planets.
    $842.00
    $376.0055% OFF
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    Celestron X-Cel LX 18mm Eyepiece
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    Celestron X-Cel LX 18mm Eyepiece

    Celestron X-Cel LX 18mm eyepiece offers a 60º apparent field of view, perfect for the Moon, the planets, and a plethora of deep-sky objects. The premium six-element optical set is finished with multiple layers of high-transmission coatings for clear, sharp images.OpticsThe X-Cel LX eyepiece sports 16 mm of comfortable eye relief, and is parfocal, which means you can switch out eyepieces within the series during observing sessions and little or no additional focusing will be required.ConstructionThe X-Cel LX eyepiece body is made of black-anodized aluminum for increased contrast. The pop-up eyecups make it easy to adjust the height for different users. Turn them in one direction to extend the length, and the other direction to provide a flat surface, preferable to most eyeglass wearers.FeaturesA treaded rubber grip around the center of the eyepiece barrel offers secure handling, even in moist conditions or with heavy gloves on. The 1.25” insert barrel is threaded to accept filters.
    $142.95
    $109.9523% OFF
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    Celestron X-Cel LX 18mm Eyepiece
    Focus Camera logo

    Celestron X-Cel LX 18mm Eyepiece

    Celestron X-Cel LX 18mm eyepiece offers a 60º apparent field of view, perfect for the Moon, the planets, and a plethora of deep-sky objects. The premium six-element optical set is finished with multiple layers of high-transmission coatings for clear, sharp images.OpticsThe X-Cel LX eyepiece sports 16 mm of comfortable eye relief, and is parfocal, which means you can switch out eyepieces within the series during observing sessions and little or no additional focusing will be required.ConstructionThe X-Cel LX eyepiece body is made of black-anodized aluminum for increased contrast. The pop-up eyecups make it easy to adjust the height for different users. Turn them in one direction to extend the length, and the other direction to provide a flat surface, preferable to most eyeglass wearers.FeaturesA treaded rubber grip around the center of the eyepiece barrel offers secure handling, even in moist conditions or with heavy gloves on. The 1.25” insert barrel is threaded to accept filters.
    $142.95
    $109.9523% OFF
    Get Deal
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