A recent design project required a bright LED flash each time a 100-µs pulse occurred. The pulse repeated every 300 ms. Because the pulse was so short, driving the ...

If you want to take a picture of something fast, and we mean really fast, you need to have a suitably rapid flash to illuminate it. A standard camera flash might be good enough to help capture kids ...

Greater than 2-megapixel camera phones require a high intensity flash in medium to low light conditions to ensure good pictures. However, the battery presents the ...