"United Scientific Supplies"

Sturdy support with variable focus.

Glass lenses mounted on metal frames with bakelite handles.

This compact, highly corrected magnifier comes in a convenient folding holder and case.

Sturdy plastic frames with 38mm (1.5") diameter lenses.

These high quality loupes feature a 25mm glass lens mounted in a sturdy black plastic frame.

Two or more magnifiers may be snapped together to produce increased magnification and to illustrate the principles of compound lenses.