Head Mounted Magnifying Glass with LED Light Hands-Free Magnifier Glasses for Jewelry Watch Repair Precision Work Reading Tasks

Repair Tool Magnifying Glass With Led Lights 1X 1.5X 2X 2.5X 3.5X 2LED Head-Mounted Illuminating Magnifier Glasses LoupeFeatures:5 Replaceable/Interconvertible lens with different magnifications marked in the middle.LED light can be rotated about 60 degree and light source box with battery compartment is detachable.Adjustable head band ensures more comfortable and tight head wearing.Light source box can be used separately as lighting source after being dismantled.Widely used in mechanical processing, electronic repair, jewelry appraisal, timepieces repair and miniature engraving, etc.Specifications: lens magnifications: 1.0x, 1.5x, 2.0x, 2.5x, 3.5x.Table below denotes the distance proportion between magnifications and viewed objects:Magnifications Distance to viewed objects1.0x 300 ~ 350mm1.5x 240 ~ 260mm2.0x 215 ~ 235mm2.5x 205 ~ 225mm3.5x 135 ~ 145mmLED: 2 PiecesBattery: 3 * 1.5V AAA batteries (NOT included)Head circumference: AdjustableLens material: High quality PCHeadpiece material: Environmental protection acrylicApplications: Timepiece repair, jewelry appraisal, miniature engraving, etc.Color: Black + White