OCHELARI TEHNICIAN LUPA PORTABILA 10X-25X CU LED - 2 led-uri - model cu elastic de fixare, detasabil - 8 lentile interschimbabile - 4 zoom-uri: 10x, 15x, 20x, 25x Specifications: Material Optical Glasses +Plastic Color Gray Lens Quantity 8pcs Lens Magnifications 10X,15X,20X,25X Objective Lens Size 15.8mm Ocular Lens Size 20mm Two Wearing Manner Head Strap Observing Distance 20-50mm(Suggest 30mm) Head circumference about 590mm Dimensions (9.06 x 6.69 x 2.56)” / (23 x 17 x 6.5)cm (L x W x H) Weight 2.82oz / 80g