0 a device for measuring how much light there is, especially when taking a photograph
The umpires determine whether play is possible by carrying a photographer's light meter.
There are two general types of light meters: reflected-light and incident-light.
Dreyer disliked light meters and preferred to deduce the correct exposure at each location by eye.
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.
The intensity of the in-cage illumination was 11-28 lux, depending on orientation of the light meter.
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 photographic light meter.
There are problems with measurement by means of a light meter.
Where will a light meter be placed?
