SIGHTRON B402 3x Binoculars Starry Sky Observation STELLA SCAN 3X48

Features 3x magnification binoculars ideal for stargazing. Adopts a 48mm diameter objective lens with excellent light-gathering power. Binocular type that allows you to enjoy the starry sky with a wide field of view. A Φ48mm (P=0.75) filter thread is attached to the objective lens handle, so it is possible to attach a commercially available astronomical filter. The lens surface has a multi-layer coating, so you can see stars that are difficult to see with the naked eye with a wide field of view. The shortest focusing distance is about 2.5m, so it can be used as an opera glass with 3x magnification for indoor art appreciation. Usage You can see stars that you can #39;t see with the naked eye. Product spec Specifications/standards Magnification: 3x Objective lens effective diameter: 48mm Lens coat: Fully multi-coated Eye relief: 10mm Eye-pleasing adjustment range: 56mm-72mm Body size: 56x56x128 (mm) Body mass: about 300g Filter thread: Φ48 Shortest focusing distance: about 2.5m Magnification (times): 3 Lens size (mm): 48 Shortest focusing distance (m): 2.5 Width (mm): 128 Depth (mm): 56 Height (mm): 56 Eye relief (mm): 10 Material Lens: Optical glass (fully multi-coated) Body: Aluminum die-cast, PVC resin mass/mass unit 300g terms of use - Notes Never look at the sun Set contents and accessories Soft case, strap, lens cloth country of manufacture China