ray surface

ray surface

[′rā ‚sər·fəs]
(optics)
The locus of points reached in a unit time in an anisotropic medium by an electromagnetic disturbance that starts from the origin.
References in periodicals archive ?
Tenders are invited for Loading And Transportation Of Coal By Deploying Contractors Payloader, Tipping Trucks And Allied Equipments From (I) Ray Surface Bunker To Bachra
Tenders are invited for Loading and transportation of coal by deploying contractor s payloader, tipping trucks and allied equipments from(i) Ray surface bunker to Bachra spur siding no.