Background Info, Reviews, ...
Summary (as of 2003 February):
Advantages and Disadvantages of various colors of LED flashlights
Note : comparisons are between similar LED products.
A look-alike product may be substantially dimmer.
- Green:
Best visibility after white and brighter than white.
Green detected by human eye at lower intensities than red.
Does not disrupt night vision, medium power consumption.
- Red: Does not disrupt night vision, low power consumption.
Good for safety and signaling.
However, various contrasts disappear (maps and terrain)
- White: best for reading and viewing natural colors.
High power consumption. Not as bright as green.
However, disrupts night vision.
- Yellow : Dim. Extremely low battery consumption.
Between red and white. Low light bounce back.
- Blue : brightest light, medium power consumption.
Preferred by many emergency workers.
However, some contrasts disappear, for example,
often not useful for finding things in a box.
Various Manufacturers and Interesting Models
Various Retailers