Specification Brand : UINMYREO BulletPoint1 : *Adjustment Tool Protective Caps BulletPoint2 : *Large Depth of Field Easy Convergence Settings BulletPoint3 : *Complete edge-to-edge clarity. Lens edges and all internal metal and plastic surfaces are blackened to maximize image contrast thus creating excellent clarity, a sharp, clear and bright image BulletPoint4 : *Wide field of view and generous depth of field with high enough magnification for daily use. Superior field of view provides vision not attainable by the naked eye allowing entire target to be viewed BulletPoint5 : Model Number:SZ08B, Light Head Net weight:8g,Light head housing material Special Aluminum,Light head size Diameter 20mm, length 35 mm.Highest illumination intensity 10,000-60,000Lux full variable intensity control, Color Temperature:6000k,advanced rechargeable polymer Li-Ion cells,LED can be used while charging.Light source 3W Light Emitting Diode (LED) ,Lamp Life:100000h,Adapter Input: 100-240VAC/50-60Hz, output: 5V.Battery run-time:4 hours, battery:1 piece, Color : Near Pd 58mm ItemName : Loupes Binocular Magnifier Pupil Adjustable Magnifying Glass Optical Lens with Clip Magnifying Glass Magnifier (2.5X) ItemTypeKeyword : professional-dental-and-surgical-loupes MagnificationStrength : 2.5 multiplier_x Manufacturer : EtDoct Material : Aluminum ModelName : 1 ModelNumber : 1 NumberOfItems : 1 PartNumber : E8 ProductDescription : Specifications: Magnification: 2.5X / 3.5X Field of view: 130 mm / 60 mm Working Distance: 440-540 mm / 320-420 mm Material of the Loupe Lens: optical glass Package included: 1 * Loupe Magnifier 1 * Head Strap 1 * Cloth 1 * Screw 1 * User Manual