The Future of Light?
For several years I have had LED flashlights. They produce a bright white beam of light and use far less power than a regular incandescent flashlight. (I even found a flashlight that uses the same Lithium CR123A batteries as my Pentax 67II and Sekonic Light Meter.) I was most impressed therefore when I saw LED lightbulbs on the shelves of my local store. The great thing about them is that they use even less power than a compact fluorescent bulb. The bulb I got produces 565 lumens of light (similar to a regular 60W bulb) while using only 6.9W. The main disadvantages is that they are still quite expensive, for example the bulb I got was 3,880 yen (US$40) but this should pay for itself over several years due to the lower running costs. Household lighting consumes a huge amount of electricity. The introduction of LED lighting provides a simple way to reduce the amount of energy we are using. Manufacturers of green products need to be supported by consumers, so next time you are at …