Quote:
Originally Posted by Longhorn248
Why can't they just use multiple LEDs with narrow viewing angles to focus light into a lense? I'm not very up to date with the high wattage LEDs, most of the work I've done with them involve the small low powered ones and surface mount stuff.
|
That is basically whats being done, but LED's naturally are wide output light sources. They output in all directions, so like I said the newer ones are using micro-reflectors built into the LED's themselves to create narrow angle output, which they can then use to focus the light.