测光表 Light meter
（重定向自Lux meter）
测光表是一种用来测量光的强度的仪器。在摄影中测光表被用来确定适当的曝光时间。在胶片感光度和快门速度已知的情况下测光表给出获得最佳曝光的光圈值。测光表也被用来做照明来控制照明的亮度，或者被用作手持的仪器来确保光强符合一定的要求。
Lux meter
中文百科
英语百科
Light meter 测光表
（重定向自Lux meter）
A light meter is a device used to measure the amount of light. In photography, a light meter is often used to determine the proper exposure for a photograph. Typically a light meter will include either digital or analog electronic circuit, which allows the photographer to determine which shutter speed and f-number should be selected for an optimum exposure, given a certain lighting situation and film speed.
- mechanical reliability的意思
- mechanical reliability report的意思
- mechanical remanence的意思
- Mechanical remedy的意思
- mechanical remote control的意思
- Mechanical removal of corneal epithelium的意思
- mechanical repairing department的意思
- mechanical repair shop的意思
- mechanical repeater的意思
- mechanical replacement的意思
- mechanical replacement treadle的意思
- mechanical reproducer的意思
- mechanical reproduction的意思
- Mechanical resistance的意思
- Mechanical Resonance的意思
- mechanical resonance frequency of moving element suspension的意思
- mechanical resonance frequency of the moving element的意思
- mechanical resonator的意思
- mechanical, resonator的意思
- Mechanical respiration的意思
- mechanical respirator的意思
- mechanical response的意思
- mechanical responsiveness的意思
- mechanical restraint的意思
- mechanical restraint device的意思