[Multi-function Wireless Signal Detector] 1. Wireless Pinhole Camera detector detects the camera with an infrared laser and makes use of a special filter attached to the device for observation.

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.

Claire Gillo shares her tips for re-creating the antiquated pinhole camera, and how to develop your own film The post How to ...

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 ...