Optical filter with variable spectral transmission and constant spectral bandwidth
FR2764081A1
Wide angle catoptric system with mirrors
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Method and device for obtaining a representation of the actual surface of an aspheric, spherical or planar mirror in particular with a view to controlling certain optical parameters of this mirror.
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Variable compensator of different orders of spherical aberration to verify the shape of the surface of an aspheric mirror and its application
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Multi-wavelength stigmatic lens
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Light mirror with non-flat reflective face, especially telescope mirror
FR2547428A1
OPTICAL OBSERVATION DEVICE WITH TWO FIELDS
FR2540255A1
Device for monitoring the optical qualities of an aspheric convex mirror and its application to monitoring the convex mirror of a telescope
FR2503387A1
Connection device between an optical part and a support located remotely from this part
