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Kowa Prominar

Kowa Prominar is a brand of spotting scopes and binoculars by Kowa Optronics.

Last updated September 2, 2026

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Overview

Kowa Prominar is a brand associated with Kowa Optronics Co., Ltd., which produces spotting scopes and binoculars. The official website presents product lines including TSN series spotting scopes and GENESIS series binoculars.

History

The history of Kowa's optical products dates back to 1946 when technicians and drafted workers from the Optical Department of the Toyokawa Naval Arsenal established the Optical Product Division at Kowa. The first spotting scopes, TS-1 and TS-2, were released in 1952, and the TS-1 was used during the Tokyo Olympics in 1964. Subsequent models include TS-3 (1960), TS-4 (1963), TS-6 and TS-7 (1971), TS-8 (1979), TS-9 (1984), and TSN-1 and TSN-2 (1984).

Products and positioning

Product categories. Spotting scopes · Binoculars

Sources3 sources

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