Apparatus for measurement of specific dichroism of sheet materia

Details Apparatus for measurement of specific dichroism of sheet materia Apparatus for measurement of specific dichroism of sheet materia

1993-06-07

1995-04-18

Limanek, Robert P.

Optics: measuring and testing

By polarized light examination

With polariscopes

356431, 250225, G01J 400, G01N 2184

Patent

active

054083214

ABSTRACT:
An apparatus for providing signals representative of angle of maximum absorbance .theta..sub.max, specific dichroism (.DELTA.A/A), and absorbance A of a sheet of light absorbing sheet material is disclosed.

REFERENCES:
patent: 3345907 (1963-06-01), Wada
patent: 4019819 (1977-04-01), Lodzinski
patent: 4309110 (1982-01-01), Tumerman
patent: 4521111 (1985-06-01), Paulson, Jr. et al.
patent: 4631408 (1986-12-01), Zelmanovic et al.
A. Wada and S. Kozawaya, "Instrument For The Studies Of Differential Flow Dichroism Of Polymer Solutions", Journal Of Polymer Science: Part A, vol. 2, pp. 853 to 864 (1964).

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