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Birefringent omnidirectional reflector

Applied Optics, 2004
Anisotropic optical coatings offer unique polarizing properties, unmatched by conventional isotropic devices. Here we demonstrate the fabrication of a birefringent omnidirectional reflector, a type of photonic crystal, which exhibits complete reflection of radiation at 1.1 microm for all incidence angles and polarizations.
K., K. Kaminska, Robbie, K.
openaire   +3 more sources

Birefringent imaging spectrometer

Applied Optics, 2002
A Fourier-transform imaging spectrometer, believed to be novel, based on the Savart polariscope is presented. There is no slit in this instrument, which means that it has a high throughput. The principle and the system configuration are described. Several preliminary experimental results are shown.
Gao, Zhan   +3 more
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Birefringence of actin

Biopolymers, 1991
AbstractThe total strain birefringence of F‐actin isolated from chicken gizzards was measured as a function of elongation in thin transparent films. Each film held at a certain elongation in a jig was allowed to swell in a penetrating but nondissolving liquid. Seven liquids with different refractive indices were employed.
S K, Kakar, F A, Bettelheim
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Broadband Birefringent Metainterfaces

Conference on Lasers and Electro-Optics 2012, 2012
We report broadband birefringent metainterfaces comprising 2D arrays of phased optical antennas that can create light beams with arbitrary polarization states and arbitrary propagation directions over a wide spectral range (from λ=5 to 14 μm).
N. Yu   +5 more
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Reversibility of photoinduced birefringence in ultralow-birefringence fibers

Optics Letters, 1996
New measurements of the birefringence induced in ultralow-birefringence fibers by a succession of orthogonally polarized UV side exposures show the reversibility of the process. Moreover, it is shown that the birefringence growth depends on two parameters, the total irradiation dose and the nature of the successive polarized UV side exposures.
T, Meyer   +5 more
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Improvements in birefringent filters 6: Analog birefringent elements

Applied Optics, 1980
A 100-mA analog birefringent element has been built from a polarizing wide field solid Michelson interferometer. The analog element behaves on-axis identically to a crystal element but has the field characteristics of a wide field Michelson. It is demonstrated that by proper choice of glasses for the arms of the Michelson the wide field condition can ...
A M, Title, H E, Ramsey
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