![MESOPIC TESTING LENSES - PAIR TRIAL LENS](http://sacor.ca/cdn/shop/files/500053_lg_540x_fdd7d456-8647-44f9-8090-90698c1e2451_{width}x.jpg?v=1685479300)
These lenses test mesopic contrast sensitivity, acuity, and glare. These lenses are used with the CSV1000, and ESV3000 instruments to reduce the light level from 85 to 3 cd/m2 - the mesopic light level which is recommended by FDA to simulate the night driving conditions.
2 per package.