All-metal spotting scope known for its heavy-duty construction and versatile zoom range. Often used for birdwatching and astronomy, it features a 60mm objective lens providing good magnification. Durable metal construction, weighing approximately 3 lbs and measuring over 17 inches long. Primarily designed as a spotting scope for nature, hunting, or astronomy, it can be mounted on a tripod. The Bausch & Lomb Discoverer is widely regarded as a high-quality, durable, and versatile vintage instrument.