①Kabo ea matla ea mahlaseli a letsatsi e batla e tšoana le ea khanya ea letsatsi.
②Kabo ea spectral ea karolo ea spectrum e tsoelang pele e batla e sa itšetleha ka phetoho ea matla a ho kenya lebone, 'me kabo ea matla a spectral ha e fetohe nakong ea bophelo bohle.
③Lipharamithara tsa leseli le motlakase tsa lebone li na le botsitso bo botle, 'me boemo ba ho sebetsa ha bo angoe haholo ke liphetoho maemong a kantle.
④ Hang ha lebone le hoteditswe, kganya e tsitsitseng e ka fihlellwa hoo e ka bang hang-hang; ka mora hore lebone le tingwe, le ka tsosoloswa hang-hang.
⑤Bokgoni ba lebone ba ho bonesa bo phahame, mme ho ba le kganya e nyane.
⑥E loketse ho shebella lifilimi, mabone a ho batla, literene le khanya ea letsatsi e etsisitsoeng