42. Optics (for optical properties of gases, see 51.70; for optical properties of bulk materials and thin films, see 78.20; for x-ray optics, see 41.50) ( 0 Dok.)

• 42.15.-i Geometrical optics ( 0 Dok. )

• 42.25.-p Wave optics ( 0 Dok. )

• 42.30.-d Imaging and optical processing ( 0 Dok. )

• 42.40.-i Holography ( 0 Dok. )

• 42.50.-p Quantum optics (for lasers, see 42.55 and 42.60; see also 42.65 Nonlinear optics; 03.65 Quantum mechanics) ( 0 Dok. )

• 42.55.-f Lasers ( 0 Dok. )

• 42.60.-v Laser optical systems: design and operation ( 0 Dok. )

• 42.62.-b Laser applications ( 0 Dok. )

• 42.65.-k Nonlinear optics ( 0 Dok. )

• 42.66.-p Physiological optics ( 0 Dok. )

• 42.68.-w Atmospheric optics ( 0 Dok. )

• 42.70.-a Optical materials (see also 81.05 specific materials: fabrication, treatment, testing and analysis) ( 0 Dok. )

• 42.72.-g Optical sources and standards (for lasers, see 42.55; see also 07.57.H in instruments) ( 0 Dok. )

• 42.79.-e Optical elements, devices, and systems (for integrated optics, see 42.82; for fiber optics, see 42.81)Optical instruments, equipment and techniques, see 07.60 and 07.57 Optical spectrometers, see 07.57.T and07.60.R Photography, photographic instruments and techniques, see 07.68 Magnetooptical devices, see 85.70.S ( 0 Dok. )

• 42.81.-i Fiber optics Fiber-optic instruments, see 07.60.V ( 0 Dok. )

• 42.82.-m Integrated optics ( 0 Dok. )

• 42.86.+b Optical workshop techniques ( 0 Dok. )

• 42.87.-d Optical testing techniques ( 0 Dok. )

• 42.88.+h Radiation effects on optical elements, devices, and systems ( 0 Dok. )

• 42.90.+m Other topics in optics (restricted to new topics in section 42) ( 0 Dok. )