Pingzhi Optics High-precision Harmful Blue Light Detection Lens Bp532nm Optical Filter
Blue light detection filter, developed using special vacuum coating technology, can restore the original picture quality while shielding blue light and ensuring the original colors.
If the lens turns yellow, it indicates that the TV emits blue light; if the lens does not turn yellow, there is no blue light.
Blue light protection filter:
The blue light detection filter does not turn yellow, indicating no blue light
Blue light detection filter:
The blue light detection filter turns yellow, indicating the presence of blue light
Product real shot:
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