foot lambert


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foot lambert

A non-SI (International System) unit of luminance emitted from a uniform diffuser at one lumen/ft2, equal to 3.426 cd/m2.
References in periodicals archive ?
The OculR lens can be installed rapidly, eliminating theater downtime and providing brightness levels of 10 foot lamberts per eye, which equals or exceeds the brightness of most digital and single-projector film systems to ensure flawless 3D performance for exhibitors.
The OculR lens can be installed rapidly, eliminating theater downtime and providing a minimum brightness of 6 foot lamberts, which equals or exceeds the brightness of most digital and single-projector film systems to ensure flawless 3D performance for exhibitors.
The high brightness specification of 50 foot lamberts enables users to view content on the display outdoors, even in direct sunlight.