Additional Lens 2 1/2x For Opti Visor

PRODUCT DESCRIPTION
Binocular magnifier mod. Opti Visor with interchangeable rectangular lenses and fold-up visor.
Magnification: DA 2 (1.5x) – DA 3 (1.75x) – DA 4 (2x) – DA 5 (2.5x) – DA 7 (2.75x) – DA 10 (3.5x) (according to requirements).