2.8mm vs 3.6mm CCTV camera comparison swapout. - YouTube
Obiettivo telecamera CCTV da 5 MP, F 2.0 M12 Lunghezza focale HD 16 mm Accessorio di ricambio obiettivo per telecamera di sicurezza : Amazon.it: Elettronica
Aprendamos sobre lentes en CCTV: Lentes de 2.8 mm y 3.6 mm » IntegrarCCTV | Camaras de Seguridad
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Ip camera 2.8mm vs 3.6mm vs 4mm - IP/Megapixel Cameras and Software Solutions - CCTVForum.com
What's the difference between 2.8mm & 3.6mm lenses?
Telecamera hd video turbo dome 2.8mm 1080p 20 mt.12 v.2mpx hikvision hilook
Telecamera bulletfull color 3.6mm 5 mpx Infrarossi con audio integrat