小彩蛋：熊猫奇缘 | What happens when you frame a picture?

（photo / pexels.com）

Framing the Picture

■ Light enters the lens. 

■ Light bounces of reflex mirror and through pentaprism to viewfinder. 

■ Photographer sees what the camera sees through the viewfinder.

内容选自国家地理出品《Guide to Photography: Photography Basics》

原文链接：

https://www.nationalgeographic.com/content/dam/ngdotcom/rights-exempt/NatGeo_GuideToPhotography.pdf