Abstract

A novel level which can replace high accuracy bubble levels is described. It is based on the moire effect but does not require a light source or detection equipment. The level has a high dynamic range compared to conventional instruments.

© 1984 Optical Society of America

Deflection mapping of flames using the moire effect

Gerald S. Rau and Ezra Bar-Ziv
Appl. Opt. 23(16) 2686-2692 (1984)

Measurements of phase objects using the Talbot effect and moiré techniques

Yoshiaki Nakano and Kazumi Murata
Appl. Opt. 23(14) 2296-2299 (1984)

Critical-angle scattering of laser light from bubbles in water: measurements, models, and application to sizing of bubbles

Dean S. Langley and Philip L. Marston
Appl. Opt. 23(7) 1044-1054 (1984)

Effect of diffraction on the moire image for temperature mapping in flames

Ezra Bar-Ziv
Appl. Opt. 23(22) 4040-4044 (1984)

Wavemeter based on moiré effect

Jorge Garcia-Sucerquia, Juan Carrasquilla, and Diego Hincapié
Appl. Opt. 43(33) 6095-6099 (2004)