|
|
|
|
|
|
|
|
|
Pots (plain old telephone service)
Fiber Optic Glossary |
Analog voice telephone line.
|
|
|
Ar coating, английский
Antireflection coating. a thin, dielectric or metallic film applied to an optical surface to reduce its reflectance and thereby increase its transmittance.
|
|
|
|
|
|
|