https://www.home-electronics-review.blogspot.com
Here a redundant Sony TV Remote Control is used as a torchlight by simply replacing the infra-red LED with an ultrabright green LED. Notice the wide beam angle.
Note the pulsating light, which is actually the remote control code.
For details of construction go to the blog :
https://www.home-electronics-review.blogspot.com
Post time: Jun-17-2017