In our mainstream research, following classes and subclasses are covered:
- 42.15.-i Geometrical optics
- 42.25.-p Wave optics
- 42.30.-d Imaging and optical processing:
- 42.30.Kq Fourier optics
- 42.30.Sy Pattern recognition
- 42.30.Wb Image reconstruction; tomography
- 42.40.-i Holography
- 42.50.-p Quantum optics
- 42.50.Ct Quantum description of interaction of light and matter; related experiments
- 42.50.Wk Mechanical effects of light on material media, microstructures and particles
- 42.55.-f Lasers
- 42.55.Px Semiconductor lasers; laser diodes
- 42.55.Xi Diode-pumped lasers
- 42.60.-v Laser optical systems: design and operation
- 42.60.By Design of specific laser systems
- 42.60.Lh Efficiency, stability, gain, and other operational parameters
- 42.62.-b Laser applications
- 42.68.-w Atmospheric and ocean optics
- 42.68.Wt Remote sensing; LIDAR and adaptive systems
- 42.70.-a Optical materials
- 42.70.Jk Polymers and organics
- 42.70.Ln Holographic recording materials
