Kowa TSN-99 Spotting Scopes feature 99mm objective lenses and come in straight and angled bodies only or in kits with the TE-11WZ II zoom eyepieces. Also available is the Kowa TE-80XW fixed 40x eyepiece.

The Kowa TSN-88 Prominar Spotting Scope Series is comprised of two scope bodies which replace those in the TSN-880 series. The TSN-88A (angled) and TSN-88S (straight) are available as body only or in sets which include the TE-WZ II zoom eyepiece.

Kowa TSN-66 Prominar Spotting Scopes replace the TSN-660 scopes with TSN-66A and TSN-66S models that have magnesium alloy bodies and Pure Fluorite Crystal 66mm objective lenses. They are available as body only or in kits involving a zoom eyepiece.

Kowa TSN-55 Prominar Spotting Scopes are one-piece scopes with a 55mm Pure Fluorite Crystal objective lens and a permanently mounted TE-11 WZ II eyepiece marked for the scopes' 17x-40x zoom range. It is available in both angled and straight configurations.

The Kowa TSN-500 spotting scopes feature standard glass in a lightweight polycarbonate body. The 20-40x zoom eyepiece is fixed in place and can achieve an 8.2' close focus.

The TSN-82SV angled scope features an 82-mm objective lens and fully multi-coated optics. With a durable, lightweight polycarbonate angled body, the TSN-82SV is completely waterproof. The convenience of an angled body configuration makes this scope a favorite among target shooters. This scope uses a wide variety of eyepieces.