Optical apparatus for correcting the spherical aberration of a s

Optical apparatus having a mirror

Optical arrangement for an opto-electronic range-finder

Optical arrangement for geometrically separating the light fluxe

Optical arrangement having a concave mirror or concave grating

Optical arrangements for coupling monochromators with external s

Optical autocovariance lidar

Optical axis adjusting structure for a range finder

Optical beam separation element, measuring apparatus and...

Optical buoys for oceanographic measurements by imaging lidar

Optical communication systems using Fabry-Perot cavities

Optical component and magnetic-field sensor using superposed sin

Optical connector for use during photometric analysis

Optical coupling assembly

Optical coupling device for use with a plasma emission spectrome

Optical delay line to correct phase errors in coherent ladar

Optical detection and ranging apparatus

Optical detection of geometric configurations

Optical determination of clearances

Optical device