Core features of ultra-small CCTV cameras
1. Size & Form Factor
• Lens diameter: 1-3mm pinhole lens is common
• Full module size: Can be as small as 8x8mm or 15x15mm for the camera head
• Types: Button cam, screw cam, board cam. The recording unit is often separate and connected by a thin ribbon cable
2. Video Quality
• Resolution: 720p to 1080p is standard now.
• Frame rate: 15-30fps. Lower fps helps save storage on tiny devices
• IR LEDs: Some have 8 tiny IR LEDs for night vision up to 2-3mm, True “no-glow” IR LED so it stays hidden