When I turn on only the red, I noticed (after the reflected spectrum), that remains a bit of blue. Is it possible to leave only the red without a little blue?
Yes, I turned on only red, but the spectrum shows a slight presence of blue:
When I turn on only the red, I noticed (after the reflected spectrum), that remains a bit of blue. Is it possible to leave only the red without a little blue?
Yes, I turned on only red, but the spectrum shows a slight presence of blue: