Measuring Magnifier, 7x, w/Standard Metric Scale
Coated achromatic lenses comprised of 3 elements and 2 groups.
Coated achromatic lenses comprised of 3 elements and 2 groups.
Simplicity, accuracy, economic in cost
Coated achromatic lenses comprised of 3 elements and 2 groups. With measuring scale: either 20mm in length, having 0.1mm divisions, or 0.8" in length, having 0.005" divisions. Focusing ring. Objective lens: 19mm. With case, lens cap and cloth.