Izindaba
-
Funda Mayelana Nokukhanya Kwe-LED
Okuyisisekelo Kokukhanya Kwe-LED Ayini ama-LED futhi asebenza kanjani?I-LED imele i-light emitting diode.Imikhiqizo yokukhanyisa kwe-LED ikhiqiza ukukhanya kufika ku-90% ngendlela ephumelelayo kunama-incandescent amalambu.Zisebenza kanjani?Umsinga kagesi udlula ku-microchip, ekhanyisa ukukhanya okuncane ukuze...Funda kabanzi -
Umbukiso we-130 wase-China Wokungenisa Nokuthekelisa
I-China Import and Export Fair, eyaziwa nangokuthi i-Canton Fair, yasungulwa ngo-1957. Isingathwa ngokuhlanganyela yi-Ministry of Commerce of PRC kanye noHulumeni Wabantu Wesifundazwe sase-Guangdong futhi ehlelwa yi-China Foreign Trade Centre, iba njalo entwasahlobo nasekwindla I-Guangzhou, China.I-Canton Fair i...Funda kabanzi -
Ukubuka konke kwe-LED emhlophe
Ngokuthuthuka nokuthuthuka komphakathi, izindaba zamandla kanye nezemvelo ziye zanda kakhulu emhlabeni.Ukongiwa kwamandla kanye nokuvikelwa kwemvelo sekuya ngokuya kuba umfutho oyinhloko wenqubekelaphambili yomphakathi.Ezimpilweni zabantu zansuku zonke, isidingo sokukhanyisa...Funda kabanzi -
Iyini i-LED yamandla okushayela njalo amandla okunikezwa kwamandla?
Esinye sezihloko ezishisa izikhotha embonini yakamuva yokuphakelwa kukagesi we-LED i-led ehlala njalo yamandla.Kungani ama-LED kufanele ashayelwe amandla angaguquki?Kungani ungakwazi ukushayela njalo amandla?Ngaphambi kokuxoxa ngalesi sihloko, kufanele siqale siqonde ukuthi kungani ama-LED kufanele ashayelwe amandla angaguquki?Njengoba kuboniswe ngu-t...Funda kabanzi -
Imibuzo engu-7 yokukusiza uqonde i-UVC LED
1. Iyini i-UV?Okokuqala, ake sibuyekeze umqondo we-UV.I-UV, okungukuthi i-ultraviolet, okungukuthi i-ultraviolet, iyigagasi kagesi elinobude obuphakathi kuka-10 nm no-400 nm.I-UV emabhendi ahlukene ingahlukaniswa nge-UVA, UVB ne-UVC.I-UVA: enobude obude obusuka ku-320-400nm, ingangena...Funda kabanzi -
Izinzwa eziyisithupha ezijwayelekile zokukhanyisa okuhlakaniphile kwe-LED
Inzwa ye-Photosensitive Inzwa ye-Photosensitive iyinzwa ye-elekthronikhi ekahle engakwazi ukulawula ukushintsha okuzenzakalelayo kwesekhethi ngenxa yoshintsho lokukhanya ekuseni nokumnyama (ukuphuma nokushona kwelanga).Inzwa ye-photosensitive ingakwazi ukulawula ngokuzenzakalelayo ukuvulwa nokuvalwa kwelambu elikhanyayo le-LED...Funda kabanzi -
Umshayeli we-LED womshini wokubona amandla aphezulu
Isistimu yombono womshini isebenzisa ukukhanya okufushane okunamandla okufushane kakhulu ukukhiqiza izithombe zejubane eliphezulu zezinhlelo zokusebenza ezihlukahlukene zokucubungula idatha.Isibonelo, ibhande lokuthutha elihamba ngokushesha lenza ilebula esheshayo nokutholwa kokukhubazeka ngesistimu yokubona umshini.Izibani ze-infrared ne-laser LED flash zivamile...Funda kabanzi -
Uyini umthombo wokukhanya kwesikhwebu?Umehluko phakathi komthombo wokukhanya kwe-cob nomthombo wokukhanya we-LED
Uyini umthombo wokukhanya kwesikhwebu?Umthombo wokukhanya we-Cob uwubuchwepheshe bomthombo wokukhanya okhanyayo osebenza kahle kakhulu obungaphezulu lapho ama-chips aled anamathiselwa ngokuqondile esibukweni sensimbi esingaphansi esinokukhanya okuphezulu.Lobu buchwepheshe buqeda umqondo wokusekela futhi abunayo i-electroplating, i-reflow solderin...Funda kabanzi -
Ukuthuthukiswa kokukhanyisa kwe-LED
Ngoguquko olusuka embonini luye enkathini yolwazi, imboni yezibani nayo ithuthuka ngokuhlelekile isuka emikhiqizweni kagesi iye emikhiqizweni kagesi.Isidingo sokonga amandla yifuse yokuqala yokuqhumisa ukuphindaphinda komkhiqizo.Lapho abantu bebona ukuthi umthombo wokukhanya omusha wesimo esiqinile uletha...Funda kabanzi -
Kungani ukukhanya kwe-LED kukhanyisa kukhamera?
Wake wasibona isithombe se-stroboscopic lapho ikhamera yeselula ithatha umthombo wokukhanya we-LED, kodwa kuvamile uma ibukwa ngokuqondile ngeso lenyama?Ungenza isilingo esilula kakhulu.Vula ikhamera yeselula yakho bese uyikhomba emthonjeni wokukhanya we-LED.Uma imoto yakho inesibani se-fluorescent, ...Funda kabanzi -
Sebenzisa leli khamera yewebhu ukuze uthuthukise umhlangano wakho wansuku zonke we-Zoom.
Zitholele iziqalo, amasevisi, imikhiqizo nokunye okwengeziwe okuvela kuzakwethu we-StackCommerce.Uma uthenga ngesixhumanisi sethu, i-NY Post ingase inxeshezelwe futhi/noma ithole amakhomishini ahambisana nawo.Yize ezinye izinkampani zithumela abasebenzi ehhovisi, iningi lethu liyaqhubeka nokuphila impilo yokuhlangana ye-Zoom engapheli.Uma...Funda kabanzi -
Yibuphi ubuchwepheshe obuhlanu obubalulekile bokupakishwa kwe-LED enamandla amakhulu?
Ukupakishwa kwe-LED enamandla amakhulu ikakhulukazi kuhilela ukukhanya, ukushisa, ugesi, isakhiwo nobuchwepheshe.Lezi zici azizimele kuphela komunye nomunye, kodwa futhi zithinta omunye nomunye.Phakathi kwazo, ukukhanya kuyinjongo yokupakishwa kwe-LED, ukushisa kuyisihluthulelo, ugesi, isakhiwo kanye nobuchwepheshe kuyindlela, ...Funda kabanzi