The only known example of the Astro Berlin camera stock developed for the German Luftwaffe. A unique camera made for war and developed by the German Luftwaffe is expected to sell for somewhere around $160,000 at auction next month. The Leica Astro Berlin camera is the only known model of its kind. It comes with an Astro Fernbildlinse 5/300mm lens, and what appears to be a telescope mounted on top of the telephoto lens. The camera has a rare left-handed shutter release and two wooden grips that allow a photographer to firmly hold the unit, kind of like an early 20th-century machine gun. It is designed for both tripod and handheld use. The body is an “unusual” Luftwaffen Leica IIIc finished in olive green paint. The lens and telescope are a similar color, perfect for blending into the scenery.…