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Almost all image sensors see near IR very well. Most consumer lens block IR very well, to make image similar to that perceived by human. Not so for CCTV lens: t
by ansgri 14y ago
Almost all image sensors see near IR very well. Most consumer lens block IR very well, to make image similar to that perceived by human. Not so for CCTV lens: they don't block IR to allow human-invisible lighting via LEDs just like in these glasses.
- huggah 14y agoWhich implies that this wouldn't do anything to diminish facial-recognition from consumer devices (e.g., facebook auto tagging, Google Glass, etc.)?
- tripzilch 14y agoTry filming an IR remote control (while pressing a button) with your phone's camera. It'll light up. I think it's pretty cool actually :) (might need to do it in a dark room, depending) I suppose the GP was talking about actual non-phone photo cameras?