Monocular 12X Magnification 50mm Objective Lens Hand Held Telescope with Lanyard for Bird Watching

Feature: 1. [Optical Lens] Using optical lens, after many high polishing and low polishing, multi layer coating, improve system brightness, high transmittance, color reproduction is true. 2. [Ergonomic Design] Hand held telescope, non slip textured design, provides a good grip, equipped with a comfortable hand strap, can prevent collision, stable when used with one hand. 3. [Professional Design] Professional monocular telescope, using BAK4 prism, which is a kind of glass with a higher refractive index than BAK7, which can effectively improve the transmittance. 4. [Easy To Use] The focus wheel design makes it easy to adjust focus with one hand, easy to use, allowing you to quickly aim at any object and catch clear images faster. 5. [Small And Practical] Small and portable, can be held in one hand, take it with you when taking pictures and viewing scenery, rubber eye cup design, the eye cup can be adjusted by rotating. Specification: Item Type: Monocular Material: Rubber + Glass Size: Approx. 18 x 6.5cm 7.1 x 2.6in Magnification: 12X Objective Lens: Approx. 50mm1.9in Eyepiece: Approx. 20mm0.8in Exit Pupil Diameter: Approx. 5mm0.2in Exit Pupil Distance: Approx. 15mm0.6in Recent Focus: Approx. 2.5m8.2ft Prism: BAK4. Package List: 1 x Monocular1 x Cloth1 x Manual1 x Storage Bag1 x Lanyard Note: Manual measurement, please allow some errors.