Traditional Culture Encyclopedia - Photography major - How does the blue sun bask in the human body?

How does the blue sun bask in the human body?

Increase the sensitivity to blue and decrease the sensitivity to other colors. Blue drying is a photographic technique used to produce special effects on black and white films. In traditional photography, using blue filter can increase the sensitivity to blue and decrease the sensitivity to other colors. This can produce high contrast and strong black and white effect when shooting human body.