Asked by bob

Why does the blood of deep sea divers look greenish-black in underwater photographs taken with natural light, but red when flashbulbs are used?

Answers

Answered by bobpursley
What is seeing red? Does that mean red light is being emitted, or being reflected? Is there natural red light underwater, or has it been absorbed?
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions