Below are a couple of examples of some stand-out products we're familiar with. Note that we've reduced the resolution of the images to about 25%.
Here is a ColorVu bullet in full daylight.
Above is the same camera except at midnight. The ColorVu range helps define colour images in low light.
This is a zoomed-out image from a Hikvision 4MP IP Speed Dome. Note the red rectangle on our target vehicle.
This is the same IP Speed Dome zoomed in on the perfectly readable target number plate approximately 120m away. (Plate obscured for privacy.)
Below is a video demonstrating zoom from the same camera. The mailbox is approximately 150m away from the camera.