By simply rotating the reference grating in its own plane, the sensitivity of the shadow moire method can be continuously varied. This approach can additionally assist in distinguishing hills and valleys. Application to foot pressure measurement is demonstrated.
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References
1.
TheocarisP. S.Moire fringes in strain analysis, 1969 (Pergamon Press, Oxford).
2.
ChiangF. P.‘Moire methods of strain analysis’, inManual on experimental stress analysis (Edited by KobayashiA.) 1978 (SESA).
3.
MeadowsD. M.JohnsonW. O.AllenJ. B.‘Generation of surface contours by moire patterns’, Appl. Optics, 1970, 9, 942.
