Quote Originally Posted by mesantacruz View Post
... LED's might be fine, although they might fog your image (make it have a gray tone overall)... i think for this purpose the LED's might be fine, try to look one in the correct spectrum if not,you'll probably be fine.
What do you mean by correct spectrum?

Quote Originally Posted by mesantacruz View Post
even in .0xx mm makes a difference, although a general exposure of 10-30 seconds is fine, testing each one before hand would be best, but time consuming. you can have the kids test one, but it might take to long, although a quick development will be fine.
Do I just cut back on all the times except for the developer?