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PolskiResolution alone says nothing: an 8 MP camera on a wide lens identifies nobody at fifteen metres, while a 2 MP camera on the right lens does. What counts is pixels per metre at the distance that matters, and that is what this calculator works out.
CCTV Lens, Field of View & Pixel Density Calculator
Articles that explain this
OTHER TOOLS
- CCTV Storage & Network Bitrate Calculator
- RTSP Stream URL Builder & Vendor Reference
- Connection Mirror: What the Server Sees
- HSTS & Preload Readiness Checker: the four addresses that decide it
- TLS Certificate & Handshake Inspector
- HTTP/3 & Alt-Svc Discovery Checker
- Compression Negotiation Checker: gzip, Brotli, zstd
- Cache-Control & Revalidation Analyzer
- Crawler IP Verifier: Googlebot, Bingbot, GPTBot and Others
- UniFi / IoT VLAN Subnet & CIDR Calculator
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