UVZERO UV420 Blue Light Cut Demonstration Kit

摘要

The present invention relates to a method for automatically confirming whether or not a spectacle lens is blocked by blue light, and more specifically, to automatically detect whether a blue light of a blue light line laser light can be operated with a certain period of time And the like.In accordance with the present invention, in a halftone screening test equipment, when a general lens and a blue lens are respectively placed on a lens holder and power is turned on, a line laser in a motor driving unit emits light for 4 seconds in an unlock mode by pressing a mode type button After passing through the general lens, the laser reaches the discolored light guide plate, and when the light guide plate turns purple and disappears, the color of the discoloration light guide plate gradually disappears after about 9 seconds. Similarly, the light emitted by the line laser and blocked by the blue light lens does not reach the discoloration light guide plate, so that discoloration does not occur. Also, when the mode type button is pressed again, it is converted to lock mode, and the continuous line laser is emitted to automatically check the blinking test of the spectacle lens.