Illumination light from patents

Illumination Light Unit and Optical System Using Same

Filed: March 31st, 2006 [Pending]

Patent Application Number: 11278206

In addition, in some applications, the display panel is illuminated with light from a number of different LEDs that produce light of different colors.

Illumination light source device

Filed: September 3rd, 1991 [Granted]

Assignee: Nikon Corporation

Patent Number: 5207505

ILLUMINATION LIGHT SOURCE DEVICE BACKGROUND OF THE INVENTION Field of the Invention 5 The present invention relates to a light source device which uses a ...

Optical microscope apparatus using convergent beam as illumination light

Filed: March 19th, 2001 [Granted]

Assignee: Sumitomo Chemical Company Limited

Patent Number: 7304791

An optical microscope apparatus comprising: illuminating means having a single point light source; an optical converging system which focuses a single beam ...

Optical inspection system and its illumination method

Filed: July 13th, 2006 [Pending]

Patent Application Number: 11486594

[0014] By providing this illumination light cross-sectional dimension changer, the problem of illuminating a wasted region outside of the field of ...

Illumination light guide

Filed: September 25th, 1989 [Granted]

Assignee: Alps Electric Co Ltd

Patent Number: 4954930

The reflecting portions 6a As mentioned above, the illumination light guide 1 of and 6d are formed by chamfering upper and lower right the preferred ...

Light guiding apparatus, illumination apparatus and image projection system

Filed: September 16th, 2005 [Pending]

Assignee: Olympus Corporation

Patent Application Number: 11228076

Alight guiding apparatus for guiding illumination light from a light source to an illuminated area, comprising: a plurality of light guiding rods, ...

REFLECTION ILLUMINATION DEVICE FOR OBJECT TO BE ILLUMINATED

Filed: March 1st, 2000 [Pending]

Patent Application Number: 9516138

The illumination light S is totally reflected by the inside of each inclined ... At this time, the collimated illumination light S emitted from the light ...

Illumination apparatus using light guide

Filed: November 1st, 2001 [Pending]

Patent Application Number: 9985115

Field of the Invention [0002] The present invention relates to an illumination apparatus using a light guide. [0003] 2. Related Background Art [0004] As a ...