What is a camera obscura? - Camera Obscura and World of Illusions Edinburgh
schoolphysics ::Welcome::
How does a pin hole camera works? - Quora
On what principle does a pinhole camera depend? - Quora
NASA STEM on Twitter: "It's #FridayFact time! On this date in 1799, Anna Atkins was born in England. She's considered the 1st female photographer! Commemorate her birthday by making a pinhole camera. #
schoolphysics ::Welcome::
How does a pinhole camera work? - The Handy Physics Answer Book
Do you see what I see? Pinhole Camera STEM Challenge — Vivify STEM