Standard Test Method for
Photoelastic Measurements of Birefringence and Residual
Strains in Transparent or Translucent Plastic Materials1
This standard is issued under the fixed designation D 4093; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of the last revision. A number in parentheses indicates the year of last reapproval. A
a superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This test method covers measurements of the direction of
principal strains, e1 and e2, and the photoelastic retardation, d,
Click below to download Astm D 4093 – 95 (Reapproved 2001)e1 pdf free
