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HomeWarImisa Lumsis ah oo cagta labajibbaaranaha ah ee cagta cagta cagta?

Imisa Lumsis ah oo cagta labajibbaaranaha ah ee cagta cagta cagta?

2023-09-14
Marka hore raac litehome si aad waxbadan uga baratid iftiinka
Candela & Lumen (CD & LM)
Qeybta xoogga nalka waa Candle, oo ku saleysan xoojinta iftiinka shumaca caadiga ah, laakiin waxaa hadda lagu qeexaa 1/60 iftiinka ay ka soo baxeen shucaaca jirka madow ee 1 sent sentred ee heerkulka platinum. Ilo fudud ayaa ah labis jiho kasta. Soosaarka 1 Candela oo iftiimaya Lumen waa unugga qulqulka iftiinka.

Iftiiminta (Lux)
Xaddiga iftiinka ayaa ku faafaya dusha sare ee ku dhaqmidda waxaa loo yaqaannaa iftiinka. Lagu muujiyey lambaarka halkii halbeegga. Mid ka mid ah lumen cag kasta oo labajibbaarane ah waa xaddiga iftiinka uu hal cagta ka fogeeyo dusha sare ee ficilka mid ka mid ah candla. Iftiinka qorraxda ee ka soo baxa cirka cad ee maalinta lagu jiro waa qiyaastii 1000 LUMS halkii labajibbaaranelkiiba. Miiska cuntada ee tol-ka-shidaalka ah, waxay ku dhowdahay 20 nabar halkii cathil laba jibbaaran. Qeybta 'Mitric' oo u dhigma waa Lux, oo ah 1 lumen halkii mitir laba jibbaaran. 1 Lumen halkii cag oo labajibbaaran waa 10.76 Lux ama ku dhow 10 Lux.
Dalka Mareykanka, FootCandles waxaa loo isticmaalaa halkii ay ka isticmaali lahayd nalalka mitirka laba jibbaaran, halka Boqortooyada Midowday ay u isticmaasho kan dambe inuu isku mid noqdo. Lux waxaa loo isticmaalaa waddamada Yurub.

Muuqaal milicsiga ah
Marka iftiinku ku dhaco dusha sare, waxay ka muuqataa si waafaqsan guryaha dusha sare. Hantidan waxaa loo yaqaan milicsiga dusha sare. Fidinta dusha sare ee dusha cad waxay ku dhowdahay 100%, halka dib u eegista wadada asliga ah ay tahay 10%. Iftiiminta dusha sare ee sheyga ayaa laxiriirta iftiinka. Tusaale ahaan, haddii dusha sare leh in la mistono 100% lagu iftiimiyo 10 faddood, qiimaha sawir-qaade ah waa 10 cagood oo lamedberts. Isla'egta waxaa loo qori karaa:
L = er --- ((1)

Waxaa ka mid ah, L ma yahay shahaadada sawir qaadaha ee cagaha-lambers, iyo eusilaadda shumaca cagaha. R waa mid kacsan, oo loo muujiyey inuu yahay jajab mid ka mid ah. Adeegsiga Cutubyada Mitrik, Unugga L waa Apostiilb (1 Apostil waxay lamid tahay 0.0001 Lambert) iyo unugga E waa Lux. Isle'eg (1) Kaliya waxay quseysaa kaliya sagxadaha si fiican u kala duwan oo ma quseyso haddii dusha sare ay leedahay shey shid ah oo laga yaabo inay isha ku arki karto.

Waa maxay shuruudaha iftiinka ee dukaanka tafaariiqda?


Heerarka nalalka ee caadiga ah ee suuqyada raashinka ayaa u dhexeysa 750 illaa 1000 ee Lux . Heerka uruurinta midabka ee dukaamada raashinka wuxuu noqon karaa ugu yaraan Ra ≥80 nalka guud iyo R ≥90 ee loogu talagalay iftiinka la raacaya iyo meelaha cusub. Heerka iftiinka ee ilaha iftiinka ilaha Iftiinka waa inaysan dhaafin UGR <19.

Sida lagu muujiyey shaxanka hoose, nalalka The The The The The The The The The The Lintear ayaa loo isticmaalaa suuqyada waaweyn si loo gaaro celcelis ahaan celcelis ahaan celcelis ahaan 450lux inta ay la kulmayaan UGR <13. Tani waa wax qabad aad u wanaagsan oo loogu talagalay booska tafaariiqda.

UGR<13 Retail lighting


HomeWarImisa Lumsis ah oo cagta labajibbaaranaha ah ee cagta cagta cagta?

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