Construction unit for two beam photometers
Contactless position and displacement measuring device
Cytometer having telecentric optics
Defect detection with enhanced dynamic range
Defocused unicell photometer with aspheric zone
Defocused unicell photometer with diffusion zone
Dental light curing device coupled to a light measuring device
Depth of field extension for optical tomography
Detection method and a detection apparatus
Device for combining optical radiation
Device for detecting the wetting of a pane
Device for indicating exposure information in the viewfinder of
Device for measuring color temperature
Device for measuring energy transfer rates during lasing
Device for measuring feeble light and method thereof
Device for measuring incident light
Device for measuring light incident on an optical system
Device for measuring light incident on an optical system
Device for measuring light under ambient light and/or flash ligh
Device for measuring optical characteristic quantities of transp