|
|
|
|
|
|
|
|
|
Slave unit (electronic flash)
| Light Glossary |
A unit that, like a perfect assistant, responds in a flash to the master.
|
|
|
Decibels (db, db), английский
A unit used to express differences in electrical or acoustical signals including, for example, how noisy a motion picture camera or airplane is, or how much gain a dark location requires. formula: equal to 10 times the logarithm of the two levels. also see: gain; and white balance.
Foot candle (fc), английский
A unit of incident illumination, theoretically unaffected by subject brightness. also see: lux.
|
|
|
|
|
|
|
