Released in December 2022

Achieving the widest apparent field of view in the series with an 85° angle of view, allowing for impressive observation of nebulae and star clusters
Uses a new optical system consisting of 7 elements in 5 groups that produces sharper star images than the previous XW series, even at the periphery of the field of view
Unique multi-coating applied to all lens surfaces for excellent transmittance/[XW165]XW165Released in December 2022
Achieving the widest apparent field of view in the series with an 85° angle of view, allowing for impressive observation of nebulae and star clusters
Uses a new optical system consisting of 7 elements in 5 groups that produces sharper star images than the previous XW series, even at the periphery of the field of view
Unique multi-coating applied to all lens surfaces for excellent transmittance
Advanced light-blocking technology provides a high-contrast field of view
Water resistant for everyday use, so you can use it with peace of mind even if it gets wet with night dew*Specifications*Equivalent to JIS protection class 4, splashproof. Cannot be used underwater. ■ Specifications ■

Focal length: 16.5mm Lens construction: 5 groups, 7 elements Eye relief: 20mm (12mm *distance from the eyepiece rubber) Apparent field of view: 85° Coating: Multi-coating Waterproof performance: JIS Class 4 (splash-proof) Mounting diameter: 50.8mm Length x outer diameter (mm): 142 x 76 Weight: 745g