INS-11113 | Blue Light Tester Hand-Held Set Ophthalmic Stand INS-11100 and

Set Ophthalmic Stand INS-11100 and Chair INS-11102 The INS-11100 ophthalmic stand is a durable and fully equipped option

well-defined streak reflex

Blue: RA546-3

Smooth feeding: uniform winding helps prevent curling and paper drag

INS-11113 | Blue Light Tester Hand-Held Set Ophthalmic Stand INS-11100 andThe testing principle uses four different wavelength light sources in the table below to irradiate the transparent substance under test. The sensor detects the intensity of the same light source passing through the transparent substance under and the incident intensity. The ratio of the two is used as the transmittance, which is displayed as a percentage. Mainly used for testing the optical performance of transparent materials for eyeglass lenses,