For quality control, inspection in the textile sector, printing, etc.!

Housing material: metal
Strong scaling 
Lens: glass
Lens type: biconvex
Foldable
Cut-out size: 25 x 25 mm
With mm and inch scale, 25 mm, 1 mm scale (bold scale lines)
Dimensions when open: 5 cm
Dimensions when folded: L 5.5 cm / W 3.8 cm / H 2.5 cm
Weight: 154 g
Packaged in a black plastic case