Combination of optical films comprising a twisted a-plate...

Details Combination of optical films comprising a twisted a-plate... Combination of optical films comprising a twisted a-plate...

2007-03-06

2007-03-06

Nelms, David (Department: 2871)

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

C349S121000, C349S118000, C349S119000, C349S120000, C349S096000

Reexamination Certificate

active

10471585

ABSTRACT:
The invention relates to a combination of optical films comprising a twisted A-plate retarder and a polarizer, its use in displays and optical elements, and to displays comprising such a combination.

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Mukai J et al., “A liquid-crystal polymer film for optical applications,” SID International Symposium Digest Technical Papers, San Jose, Jun. 14-16, 1994, Santa Ana, SID, US, Jun. 14, 1994, pp. 241-244, vol. 25, XP000462705, p. 241, line R -p. 242; figure 1.

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