Marco Corrected Curve Lens Set, Plus & Minus Cylinders w/Case

Utilizing the most specific grinding formula to produce the most accurate trial lens, Marco’s corrected curve trial lenses are specifically manufactured to display the same quality and precision as the lenses used in standard manual refractors. The lenses are mounted in lightweight, color-coded rims for easy identification. Standard in both plus and minus cylinders. Removable trays make individual purchasing needs simple and flexible. Aluminum carrying case is also standard.