About the product
- Haida Ultra Slim Nano Pro Clear Night Filter 52mm
- Blocks the rays of the spectrum of sodium and mercury lamps between approx. 580 Nm and 610 Nm allowing you to read pure orange, beige, yellow or pure white.
- The filter in the blue area has a transfer rate of approx. 50% to 100% and 90% in the red area.
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