About This 10x Wide-Angle Eyepiece - Made of all-metal, FMC anti-reflection coating, high transmittance/high index, lens diameter 25.5mm 7X-45X Continuous Magnification Objective - Total magnification 7x-45x, standard working distance up to 100mm, optical parts plated with special film layer, more clear field of view observation. HD Optical Objective Lens - Multi-layer process, metal objective lens, no glare picture clear Adjustable LED Light - Brightness can be adjusted according to demand without flash frequency, fear of dark environment. Adjustable Eyepiece Refraction - Eyepiece barrel visibility refraction can be adjusted to make viewing easier Overview Light Source Type : LED Model Name : RM Material : Metal Color : White Real Angle of View : 45 Magnification Maximum : 45 x Item Weight : 5.48 Kilograms Brand : MOLIMOLLY Objective Lens Description : 7X-45X Continuous Magnification Objective with Special Film Layer Coating Power Source : Battery Powered