Here’s something to show people who don’t realize the power of 3D printing. This pinhole camera has one moving part which reveals the pinhole, letting in light to expose the 4×5 film inside.

You also shouldn't look at the eclipse through a camera lens, phone ... including a homemade pinhole projector. Here's how to make one: Put a small pinhole into a piece of paper Face away from ...

NTSC Dahua Technology DH-IPC-HFW4239TN-ASE 2MP Colour 3.6mm ePoE Bullet with Night Colour Technology Dahua Technology IPC-HUM4231S-L5 2MP Fixed-focal Pinhole Network Camera Dahua Technology ...

IPC-HUM8101 is a 1.3 megapixel HD ultra-smart network pinhole camera featuring smart detection, face detection and scene change detection. Dahua DH-IPC-HFW2431DG-4G-SP-EAU-B 4MP IR Fixed-focal Bullet ...