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Tianhui- mid ka mid ah soosaarayaasha iyo alaab-qeybiyeyaasha hormuudka ka ah UV LED chip waxay bixiyaan adeegga chip-ka ee ODM/OEM UV.

Saamaynta Kuullaha Laambadaha Infrared LED ee Muujinta LED

Saamaynta ay kulaha nalalka infrared LED-ka ee muraayada LED-ka 1. Xagasha muuqaalka: Aragtida bandhigga LED ayaa go'aamisa aragtida kuul-laambad ee infrared LED. Waqtigan xaadirka ah, inta badan shaashadaha bannaanka ayaa isticmaala muuqaal toosan 100 °; Aragti toosan 50 °; LED ellipse ah, muraayadda bandhiga gudaha waa 120 toosan °; Patch LED. Bandhiga wadooyinka waaweyn waxaa guud ahaan laga soo xushay 30 gaar ahaanteeda awgeed °Wareegga LED-ka ee aragtida ayaa ku filan. Bandhiga dhismayaasha dhaadheer waxay u baahan yihiin aragtiyo toosan oo sare. Aragtida iyo dhalaalku waa iska hor imanayaan, aragtida weynina waxay si lama filaan ah u dhimi doontaa dhalaalka. Doorashada aragtida waxay u baahan tahay in lagu go'aamiyo iyadoo loo eegayo ujeedada gaarka ah. 2. Iftiiminta: Iftiinka LED-ku waa qodob muhiim ah oo go'aamiya dhalaalka shaashadda. Iftiinka sare ee LED-ka, way sii weynaanaysaa dheelitirka isticmaalka hadda, taas oo u fiican badbaadinta isticmaalka tamarta iyo ilaalinta xasilloonida LED. LED-ku wuxuu leeyahay qiime xagal ka duwan. Iyada oo dhalaalka chip-ka, xagasha yar tahay, iftiinka LED-ka, laakiin yaraanta xagasha daawashada ee shaashadda. Guud ahaan, LED 100-degree ah waa in la doortaa si loo hubiyo in shaashaddu ay ku filan tahay. Kala fogaanshaha kala duwan iyo soo bandhigida aragga ee kala duwan, barta dheelitirka waa in laga helaa dhalaalka, xagasha iyo qiimaha. 3. Mid ka mid ah waxtarka: Maadaama muuqaalka midabka buuxa uu ka kooban yahay tobanaan kun ama xitaa boqollaal kun oo kooxood oo casaan, cagaar, iyo buluug ah, pixels waxay ka kooban yihiin pixels. Guuldarada LED midab kasta waxay saameyn doontaa guud ahaan saameynta muuqaalka ee shaashadda bandhigga. Guud ahaan, marka loo eego waayo-aragnimada warshadaha, hufnaanta luminta ka hor inta aan la bilaabin bandhiga LED in la soo ururiyo saacadaha 72 ee shixnadda waa in ay ka yar tahay 3 % (waxaa loola jeedaa guuldarada ay sababtay nalalka nalalka LED-ka laftiisa). Si loo fahmo iftiinka laambada LED-ka ee infrared, marka hore, waa inaan fahamnaa in (i) ay tahay fikrad jireed, cutubku waa CD. Qadarka xoogga iftiiminta iftiinka ayaa muujinaya kor u kaca jirka soo baxaya ee meel bannaan. Xaaladda fudud, waa in la sawiro inta isha iftiinku yahay “Iftiimin ”Nuxurka Waxqabadka maanta ee laambada infrared LED kuul inta badan waxay cabbirtaa dhalaalkan. Tusaale ahaan, kuul nalka infrared-ka ah waa 15000mcd, 1000mcd = 1cd, kaas oo ah 15CD. Iftiiminta LED-yada waxaa isticmaala MCD halkii CD toos ah sababtoo ah laambada hore ee infrared LED waxay leeyihiin iftiin hooseeya iftiinkuna wuu ka madow yahay iftiinka. Isticmaal nalka iftiinka si aad u muujiso tusaha laambadda infrared-ka “dhalaalid ”Inkasta oo ay tahay ujeedo, waxaa sidoo kale jira cillado. Tusaale ahaan, labada laambad ee infrared-ka ee LED-ka ee leh isla qiimaha dhalaalka ayaa leh heer sare oo dhalaal ah. Sidaa darteed, macaamiishu waa inaysan fiiro gaar ah u yeelanin qiimaha iftiinka marka ay iibsanayaan nalalka LED-ka ee infrared, laakiin sidoo kale fiiro gaar ah u leh isbarbardhigga barta daawashada. Isla shuruudo isku mid ah, xalka yar yar, ayaa sare u kaca iftiinka cutubka. Haddii kale, haddii kale. Intaa waxaa dheer, waxaa jira halbeeg kale oo ka mid ah laambada LED-ka ee infrared ee xoogga iftiinka iftiinka: qulqulka iftiinka iftiinka nalalka LED-ka (F), cutubku waa LM, inta badanna waxaan isticmaalnaa lumen-yada Shiinaha. Cabbirka iftiinka. Isha iftiinka, cabbirkaani waa tafaasiil aad u weyn oo muujinaya tirada guud ee ilaha iftiinka. Waxay u dhigantaa awoodda indhaha. Markasta oo uu weynaado qulqulka indhaha ee isha iftiinka, ayaa inta badan iftiinku ku dhawaaqay iftiinka oo uu sii xoogaysanayaa iftiinka. Marka la eego nalalka nalalka LED-ka ee infrared ee isku jinsi ah (iftiinka ilaha iftiinka ayaa loo bilaabay dhammaan jihooyinka), F = 4 πI. Taasi waa in la yiraahdo, haddii I ee isha iftiinka uu yahay 1cd, wadarta iftiinka iftiinka waa 4 πLM. Haddii aad rabto inaad noqoto mid dhalaalaya, uma baahnid kaliya inaan hagaajino qulqulka iftiinka, laakiin sidoo kale kordhinta heerka agglomeration. Dhab ahaantii, waa in la yareeyo aagga dhalaalaya, si aan u helno xoog weyn.

Saamaynta Kuullaha Laambadaha Infrared LED ee Muujinta LED 1

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