NON ELECTRIC COMPACT MIRRORS

Brand Owner Address Description
ACELA NATIONAL RAILROAD PASSENGER CORPORATION 1 Massachusetts Avenue, N.W. Washington DC 20001 Non-electric compact mirrors;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. A wavelength tunable laser device includes: a pair of reflection mirrors; a semiconductor element disposed between the pair of reflection mirrors, the semiconductor element integrating a region for providing an optical gain, a region having a wavelength tunable filter function and a phase control region; and an optical filter disposed between the semiconductor element and one of the pair of reflection mirrors, the optical filter having periodical transmission wavelengths. A wavelength tunable laser device is provided which is easy to be controlled and can be made compact.