| 单词 | light meter |
| 释义 | light meter noun[C] uk/ˈlaɪt ˌmiː.tər/us/ˈlaɪt ˌmiː.t̬ɚ/adeviceformeasuringhow muchlightthere is,especiallywhen taking aphotograph 曝光表，测光仪 ThomasVogel/E+/GettyImages Measuring, weighing, & counting devices
Examplesoflight meterlight meter The umpires determine whether play is possible by carrying a photographer'slightmeter. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 There are two general types of light meters: reflected-light and incident-light. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Dreyer disliked light meters and preferred to deduce the correct exposure at each location by eye. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.As the rule is based on incident light, rather than reflected light as with most camera light meters, very bright or very dark subjects are compensated for. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The intensity of the in-cage illumination was 11-28 lux, depending on orientation of thelightmeter. From theCambridge English Corpus Relative transmittance of the goggles was determined by placing the goggles in front of a light source and measuring the intensity of the transmitted light with a photographiclightmeter. From theCambridge English Corpus There are problems with measurement by means of alightmeter. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Where will alightmeterbe placed? From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Manually setting a camera to expose the film properly takes two steps, even after taking alightmeterreading. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.On the x-axis of the graph is the distance thelightmetermoved. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Some of the higher-end cameras used this notch to determine the correct exposure, or to set thelightmeter, if so equipped. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Alightmetercan automatically calculate the ratio of key plus fill to fill alone. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Like several of the earlier versions it did feature a built inlightmeter. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It had a built-in microprocessor computer programmed to automatically analyze different segments of thelightmeterfield of view and select a corrected exposure. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Thelightmeteruses a dual concentric segmented silicon photodiode to provide spot or centerweighted readings. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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