| Standardization field | Term | Term (EN) | Technical committee | |
|---|
| | | | |
| Electrical engineering
| skew ray | skew ray | BAS/TC 30 | Details |
| Electrical engineering
| refracted ray (in an optical fibre) | refracted ray (in an optical fibre) | BAS/TC 30 | Details |
| Electrical engineering
| leaky ray, tunnelling ray | leaky ray, tunnelling ray | BAS/TC 30 | Details |
| Electrical engineering
| chromatic dispersion (redundant term) | chromatic dispersion (redundant term) | BAS/TC 30 | Details |
| Electrical engineering
| material dispersion | material dispersion | BAS/TC 30 | Details |
| Electrical engineering
| material dispersion parameter (symb.: М) | material dispersion parameter (symb.: М) | BAS/TC 30 | Details |
| Electrical engineering
| profile dispersion | profile dispersion | BAS/TC 30 | Details |
| Electrical engineering
| profile dispersion parameter (symb.: P) | profile dispersion parameter (symb.: P) | BAS/TC 30 | Details |
| Electrical engineering
| waveguide dispersion | waveguide dispersion | BAS/TC 30 | Details |
| Electrical engineering
| pulse broadening, pulse dispersion, pulse spreading | pulse broadening, pulse dispersion, pulse spreading | BAS/TC 30 | Details |
| Electrical engineering
| modal distortion, modal dispersion (deprecated) | modal distortion, modal dispersion (deprecated) | BAS/TC 30 | Details |
| Electrical engineering
| intramodal distortion, chromatic distortion | intramodal distortion, chromatic distortion | BAS/TC 30 | Details |
| Electrical engineering
| radiation angle, output angle | radiation angle, output angle | BAS/TC 30 | Details |
| Electrical engineering
| acceptance angle | acceptance angle | BAS/TC 30 | Details |
| Electrical engineering
| numerical aperture, NA (abbreviation) | numerical aperture, NA (abbreviation) | BAS/TC 30 | Details |
| Electrical engineering
| maximum theoretical numerical aperture | maximum theoretical numerical aperture | BAS/TC 30 | Details |
| Electrical engineering
| launch numerical aperture, LNA (abbreviation) | launch numerical aperture, LNA (abbreviation) | BAS/TC 30 | Details |
| Electrical engineering
| radiation pattern (of an optical fibre) | radiation pattern (of an optical fibre) | BAS/TC 30 | Details |
| Electrical engineering
| near-field region | near-field region | BAS/TC 30 | Details |
| Electrical engineering
| near-field radiation pattern, near-field pattern | near-field radiation pattern, near-field pattern | BAS/TC 30 | Details |
