PEAK Scale Lupe 20x Portable Magnifier 2055-20X With Standard Scale Specifications Magnification:20X Field of view:12㎜φ Effective diameter:12㎜φ Size:35φ × 23mm Length measurement ・ Measurement range (1983 ± 15) ・ Measurement range№1975 ± 10㎜ 1DIV 0.1㎜ Weight:35g Package:1 pcs