Eschenbach 1187 Folding Magnifier 2 Lens 30mm 4X & 6X

The unique system eliminates extraneous colors. It consists of coated lenses that are cemented together using different types of glass. The result is crystal-clear optics with no color aberration.

Biconvex Lens
Provides a distortion-free image. Superior optics throughout the viewing field.

Magnification: 4x+6x=10x
Lens Size: 30mm
Lens Type: Biconvex
Mount: Black metal lens frame
Handle: Chrome-plated brass