T8-M Flashlight Stand style torch 8x-30mm lens magnifier with 4 measuring reticle's 2 Metric and 2 Inch Scales. Metric Scales 1 is 0.5mm incremented Metric Scale 2 is 1mm increments Inch Scale 1 is 1/32" increments and Inch Scale 2 is 1/16" increments.