NEW DELHI, April 16 -- Hikvision, the world's leading supplier of innovative video surveillance products and solutions, has released its new 4MP Network IR PTZ Camera (DS-2DF9C435IH-DLW), doubling the resolution of the previous model for even more clarity in dark places.

In 2017 Hikvision launched Dark Fighter technology - taking inspiration from the way human eyes work. It uses one lens to capture the colour of objects, and another captures light details in particular. The camera then combines two images together to create one image with both colour and clarity. Now the technology has moved on, with a higher resolution, smarter event detection and a clear enough image to enable to enable facial recognition in the future.

The new DarkFigh...