|
Article
The K Values of Light
The actual values you will
find change slightly from one published source to another, below we have a
compilation pulling information from many sources.
|
10,000-20,000 |
skylight
|
|
6,500-7000 |
Daylight, overcast sky at noon. |
|
6500 |
sunlight with blue/white sky |
|
5,740 |
average noon summer sun |
|
5,600 |
standard outdoor "white light" |
|
5,500 |
Photographic white (approx. 9440 deg. F) |
|
5,070 |
average noon winter sun |
|
5,000 |
outdoor light for most of the day |
|
4,500 |
late afternoon sun |
|
3,500 |
sun 1 hr after sunrise |
|
3,200-3400 |
photo flood-standard indoor "white light" studio lights |
|
3,000 |
1000 watt incandescent tungsten halogen lamp |
|
2,870 |
100 w incandescent light bulb |
|
2,800-2,900 |
standard house lights |
|
2,000-2,500 |
dawn or dusk |
|
2,000 |
sunlight at sunrise and sunset |
|
1,900 |
candle flame |
|
Colours
-
Dull red 753
-
Dark red 903
-
Cherry red 1088
-
Light cherry red 1173
-
Orange
1423
-
Yellow
1603
|
 
Click on Image to see larger version |
Camera settings
Based on
Nikon D300 settings (others are similar) these are with fine funning set to 0.
-
Auto 3,500-8,000
where it cannot work it out its set to 8,000
-
Light Bulbs (incandescent) 3000
-
Fluorescent 2,700-7,200
(depending on type within menu)
-
Direct sun 5,200
-
Flash 5,400
-
Cloudy 6,000
-
Shade 8,000
|