These cams are usually designated with “blackout,” “dark ops,” or similar branding. According to TCP: “No Glow IR cameras simply do not display light when taking a picture at night.” The problem is, these cameras generally do not take strong nighttime pictures compared to their red-glow counterparts. Compare the photo above, with its low-glow version. See how you can barely make out the deer in the very back, center of the frame? In the low-glow version of this photo, you can make out that it’s a buck looking back over his shoulder.