You can translate those needed foot-candles
into light measured by a digital SLR camera.
I believe in having 100 to 150 foot-candles
," he says.
We asked Facility 1 to replace all the missing bulbs, which brought it close to 50 foot-candles
Entrances should attain an average of 10 foot-candles
of illumination, or twice the level of the immediate surroundings, whichever is greater.
The court found that lighting in each death row cell was less than twenty foot-candles
, in violation of the constitutional rights of the class members.
Seventy-five percent of coolers met the standard of 10 foot-candles
Historically, light meters that measure only instantaneous light intensity in foot-candles
However, because the ceiling absorbs some of this light, it requires more foot-candles
to achieve adequate lighting.
Peter Boyce (Lighting Research Center) presented data that show people don't feel safer at lighting levels of more than 5 foot-candles
, debunking the "more-is-better" myth that pervades nighttime lighting practices.
Overhead fixtures cast the required 50 foot-candles
for worksurfaces everywhere - even in hallways.
We use selfdimming and automatic dimming systems, and try to use the minimum of 50 foot-candles
It emits 13,00 foot-candles
, producing a color-corrected, white light for truer representation of tissue color.