Resources Contact Us Home
Planar light source and planar lighting apparatus

Image Number 14 for United States Patent #7422347.

A planar light source comprises at least one point light source disposed on a supporting substrate, and a cylindrical lens that covers the light emitting observation side of the point light source, wherein the cylindrical lens has a concave lens function in the direction (y direction) perpendicular to the supporting substrate, and has a convex lens function in at least part of the horizontal direction (x direction).

  Recently Added Patents
Buckle (tube)
Technique for manufacturing bit patterned media
Configurable logic cells
Myoglobin blooming agents, films, packages and methods for packaging
Steering wheel
Multi display device and method of controlling the same
Circuit board having semiconductor chip embedded therein
  Randomly Featured Patents
Manufacturing method and manufacturing apparatus of image displaying apparatus
Wire enamel with low soldering temperature
Scroll type compressor with displacement adjusting mechanism
Extruded side rail for a window
Replaceable power module
Sign assembly
Process for making a ceramic composite device
Automatic rifle bolt carrier with fluted boss
Multi-modal auto complete function for a connection
Sound producing device