Optical compensation film, viewing angle compensation integral type polarizing plate and liquid crystal display apparatus

   
   

An optical compensation film comprising a cellulose ester film is disclosed. In the film, (a) each of photoelastic coefficient C(md) in a mechanical direction and photoelastic coefficient C(td) in the transverse direction of the cellulose ester film is 1.times.10.sup.-9 to 1.times.10.sup.-13 Pa.sup.-1 and C(md).vertline.S(td).vertline..

 
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