Kowa 66mm PROMINAR XD Spotting Scope
Featuring Kowa's PROMINAR XD lenses, the TSN-660 Series delivers the perfect fusion between optical performance and portability.
66mm PROMINAR XD Lens Models
The lens has more than 120% the light gathering capability of a 60mm objective lens, ensuring a bright field of view for observation. The PROMINAR models (TSN-663M/664M) with XD objective lenses are available for those who seek higher optical performance
Compact and Lightweight Body
The compact body of the TSN-660M Series is equivalent in length to a 60mm class spotting scope, and weighing only 1kg (36 oz), the scope is extremely easy to handle and carry.
Waterproof and Filled with Dry Nitrogen Gas
The housing is waterproof to JIS* Protection Class 7** and filled with dry nitrogen gas to prevent the lens from fogging.
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