Video: Cov units ntawm Lux yog dab tsi?
2024 Tus sau: Taylor Roberts | [email protected]. Kawg hloov kho: 2023-12-16 00:29
Lux (symbol: lx xov ) yog SI tau txais chav tsev ntawm lub teeb pom kev zoo, ntsuas lub teeb pom kev zoo ib chav hauv ib cheeb tsam. Nws yog sib npaug rau ib lumn rau square meter . Hauv kev ntsuas duab, qhov no yog siv los ntsuas qhov kev siv, raws li pom los ntawm tib neeg lub qhov muag, ntawm lub teeb uas tsoo lossis hla los ntawm qhov chaw.
Ib yam li ntawd, cov units ntawm lumens yog dab tsi?
Cov lub lumen (symbolized lm) yog International Chav tsev ntawm luminous flux. Nws yog txhais raws li candela steradians (cd sib tw los ntawm sr). Ib lub lumen yog tus nqi ntawm lub teeb tawm hauv lub kaum sab xis ntawm 1 sr, los ntawm qhov chaw uas tawg mus rau qhov sib npaug ntawm txhua qhov kev qhia, thiab nws qhov kev siv yog 1 cd.
Ib yam li ntawd, muaj pes tsawg Lux yog 60 watt teeb? 60 Watt hauv Lumens
| Hom teeb | 200-300 lumens | 700-1000 lumens |
|---|---|---|
| Teeb | 25-30 watts | 7 5 watt |
| Halogen | 18-25 watts | 65w zog |
| CFL | 5-6 Wg | 15 kwv |
| LED | 2-4 watts | 8-10 W os |
Hais txog qhov no, pes tsawg lumens nyob hauv Lux?
1lux ua 1 Lumen /m2, ua lwm yam lus - kev siv lub teeb nyob hauv ib cheeb tsam tshwj xeeb. Lux yog siv los ntsuas tus nqi ntawm lub teeb tso zis hauv ib cheeb tsam. Ib lux yog sib npaug rau ib lumn ib square meter. Nws ua rau peb ntsuas tag nrho "tus nqi" ntawm lub teeb pom kev tam sim no thiab kev siv lub teeb pom kev zoo ntawm qhov chaw.
400 lumens ci li cas?
Lumens thiab Siv Lumens
| qub Watts | Kwv yees li Lumens |
|---|---|
| 50 Wb | 330 - 400 tsom teeb 350-450 Siv Lumens (spotlight) |
| 60 Wb | 800-850 hli |
| 75W wb | 1000-1100 lub teeb |
| 100 W | 1500-1600 hli |
Pom zoo:
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