uxcell Black CCTV Box Camera 4.2mm Focal Length IR Board Lens F1.8 Product Name : 4.2mm IR Mega Camera Lens;Focal Length : 4.2mm-IR;Pixel : Mega Pixel Format : 1/3;Aperture : F1.8 AOV : 75 Degree;Mount: : M12 x 0.5 Total Size : 18 x 14mm/0.71" x 0.55"(H*D);Main Color : Black Weight : 7g;Package : 1 x Camera Lens