Bausch & Lomb 9x Folding Pocket Magnifier2 lens (4x & 5x)

Especially versatile - the lenses can be used alone or in combination to produce several different powers. By combining lenses,three powers are available with the two-lens model; seven different powers with the three-lens model. A swing-away case of toughdurable plastic serves both as a handle and as a protective case.

• Diopters: 16D to 36D.

• Focal Distance (inch): 2.5 to 1.1.

• Lens Diameter: 23.0 (2).

• Power: 4x to 9x.