Kalaksi han lamrag

An Kalaksi o Kapaspas han Lamrag, Suga o Kapawa amo an natudlok ha kalaksi han lamrag, suga o kapawa ha vacuum, usa ka konstant nga may tigaman nga c. Amo ini an kalaksi diri la an nakikit-an nga kapawa kundi upod pa an ngatanan nga radyasyon electromagnetiko. An kalaksi han lamrag ha vacuum may sukol nga eksakto 299,792,458 metro kada segundo (m/s).

Pinanbasaran

Padugang nga barasahon

Makasaysayn nga reperensya

 Translated as

Mga moderno nga reperensya

Mga sumpay ha gawas
 "Test Light Speed in Mile Long Vacuum Tube." Popular Science Monthly, September 1930, p. 17–18.
Definition of the metre (International Bureau of Weights and Measures, BIPM)
Speed of light in vacuum (National Institute of Standards and Technology, NIST)
Data Gallery: Michelson Speed of Light (Univariate Location Estimation) (download data gathered by Albert A. Michelson)
Subluminal (Java applet demonstrating group velocity information limits)
De Mora Luminis at MathPages
Light discussion on adding velocities
Speed of Light  (University of Colorado Department of Physics)
c: Speed of Light (Sixty Symbols, University of Nottingham Department of Physics [video])
Usenet Physics FAQ
Speed of light illustration (Speed of light as Live-Counter)