what the functionality of pinhole camera?

What are the specific materials that are used to make spy cameras?
I am pretty sure one of the materials is a type of engineering plastic, what what is it name?

Digital camera with effects?
I want to get a nice digital camera (but not a SLR,) and I think it would be neat to find one with special effects. I’m really in love with pinhole-camera images, or those taken by a Diana camera (more vintage)… so does anyone know of a digital camera with that sort [...]

Best covert small spy camera?
i want a cheap (under 100$$$) spy camera that is covert somewhat and has auto recording featurs. Dont get the wrong idea i’m using it to secretly record a teacher so i have the notes stored! thankkkks exams are coming up so respond quick!

I need a mini/spy camera?
Not the usual ones you find, like litterally a small black dot kind of thing, that wouldn’t be noticed, thanks!

My BF takes photos of us during sex, should I leave him?
My BF is a lawyer. We have been together for about 2 years and I always go to his place.
One day, I found an online store (gonbuy.com) selling spy cameras in his Favorites Folder. I thought these spy cameras should be a means to [...]

what are some good things to take pictures of with a pinhole camera?
give me some ideas, be creative

What is the type (REAL or INVERTED?) of image produced by a pinhole camera?

Science Project With Photography?
I kinda want to do a science project with one of those pin hole cameras… but i have no idea how to make one, or how they work. if you have any other project ideas with photography tell me!! also tell me about pinhole cameras and i’d love websites too. thanks

What is the best Spy Camera to use in home?
I am looking for a good ,probably small spy camera that can be hidden about anywhere for my home.I would like it to face the computers to see what all my family is looking at while im sleeping or at work or not there etc. Can [...]