Xov xwm
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7 cov lus nug los pab koj nkag siab UVC LED
1. UV yog dab tsi? Ua ntej, cia peb tshuaj xyuas lub tswvyim ntawm UV. UV, piv txwv li ultraviolet, piv txwv li ultraviolet, yog ib qho hluav taws xob hluav taws xob nrog lub wavelength ntawm 10 nm thiab 400 nm. UV nyob rau hauv ntau pawg tuaj yeem muab faib ua UVA, UVB thiab UVC. UVA: nrog lub wavelength ntev li ntawm 320-400nm, nws tuaj yeem nkag mus ...Nyeem ntxiv -
Rau lub hom sensors rau LED ntse teeb pom kev zoo
Photosensitive sensor Photosensitive sensor yog ib qho khoom siv hluav taws xob zoo tshaj plaws uas tuaj yeem tswj tau qhov kev hloov pauv tsis siv neeg ntawm lub voj voog vim qhov hloov pauv ntawm qhov kaj thaum kaj ntug thiab tsaus ntuj (hnub sawv thiab hnub poob). Lub photosensitive sensor tuaj yeem tswj qhov qhib thiab kaw ntawm LED teeb pom kev zoo ...Nyeem ntxiv -
LED tsav tsheb rau lub tshuab fais fab siab tsis pom kev flash
Lub tshuab tsis pom kev siv lub teeb muaj zog luv luv los tsim cov duab nrawm rau ntau yam ntaub ntawv ua haujlwm. Piv txwv li, txoj siv ceev nrawm nrawm nrawm nrawm nrawm nrawm thiab kuaj pom qhov tsis xws luag los ntawm lub tshuab tsis pom kev. Infrared thiab laser LED flash teeb yog ntau ...Nyeem ntxiv -
Dab tsi yog lub teeb ci cob? Qhov sib txawv ntawm cob lub teeb qhov chaw thiab LED teeb qhov chaw
Dab tsi yog cob light source? Cob lub teeb ci yog lub teeb pom kev zoo sib xyaw ua ke ntawm lub teeb pom kev siv thev naus laus zis uas coj cov chips ncaj qha pasted rau ntawm daim iav hlau substrate nrog siab reflectance. Cov tshuab no tshem tawm lub tswv yim ntawm kev txhawb nqa thiab tsis muaj electroplating, reflow solderin ...Nyeem ntxiv -
Kev loj hlob ntawm LED teeb pom kev zoo
Nrog rau kev hloov pauv los ntawm kev lag luam mus rau cov ntaub ntawv hnub nyoog, kev lag luam teeb pom kev zoo kuj tseem ua kom zoo ntawm cov khoom siv hluav taws xob mus rau cov khoom siv hluav taws xob. Kev thov txuag hluav taws xob yog thawj lub fuse rau detonate khoom iteration. Thaum tib neeg paub hais tias lub teeb lub xeev tshiab coj ...Nyeem ntxiv -
Vim li cas LED teeb nyem ntawm lub koob yees duab?
Koj puas tau pom cov duab stroboscopic thaum lub koob yees duab xov tooj ntawm tes siv lub teeb ci LED, tab sis nws yog qhov qub thaum saib ncaj qha nrog lub qhov muag liab qab? Koj tuaj yeem ua qhov kev sim yooj yim heev. Qhib koj lub xov tooj lub koob yees duab thiab tsom nws ntawm lub teeb ci LED. Yog tias koj lub tsheb muaj lub teeb fluorescent, koj ...Nyeem ntxiv -
Siv lub teeb ci webcam no los txhim kho koj lub rooj sib tham Zoom txhua hnub.
Tshawb nrhiav kev pib, kev pabcuam, khoom lag luam thiab ntau ntxiv los ntawm peb tus khub StackCommerce. Yog tias koj yuav los ntawm peb qhov txuas, NY Post tej zaum yuav raug them nyiaj thiab / lossis tau txais cov nyiaj ua haujlwm koom nrog. Txawm hais tias qee lub tuam txhab xa cov neeg ua haujlwm rov qab mus rau qhov chaw ua haujlwm, peb feem ntau tseem ua neej nyob tsis muaj qhov kawg Zoom ntsib lub neej. Yog...Nyeem ntxiv -
Dab tsi yog tsib lub thev naus laus zis tseem ceeb ntawm lub zog loj LED ntim khoom?
Lub zog loj LED ntim feem ntau suav nrog lub teeb, cua sov, hluav taws xob, qauv thiab thev naus laus zis. Cov yam ntxwv no tsis yog tsuas yog kev ywj pheej ntawm ib leeg xwb, tab sis kuj cuam tshuam rau ib leeg. Ntawm lawv, lub teeb yog lub hom phiaj ntawm LED ntim, cua sov yog qhov tseem ceeb, hluav taws xob, qauv thiab thev naus laus zis yog qhov txhais tau tias, ib qho ...Nyeem ntxiv -
Dab tsi yog qhov ntse teeb pom kev zoo?
Nyob rau hauv tus txheej txheem ntawm kev tsim kho nroog ntse, ntxiv rau "kev sib koom, kev npaj siv zog thiab tag nrho" ntawm cov peev txheej thiab txhim kho kev ua haujlwm hauv nroog, kev txuag hluav taws xob thiab txo qis emissions thiab kev tiv thaiv ib puag ncig ntsuab kuj yog qhov tseem ceeb thiab cov kev sib txuas tseem ceeb. Lub nroog txoj kev teeb pom kev zoo yog ...Nyeem ntxiv -
Taw tes rau plaub qhov sib txawv thiab saib rau kaum xyoo tom ntej ntawm teeb pom kev zoo
Tus kws sau ntawv ntseeg tias muaj tsawg kawg yog plaub qhov tseem ceeb hauv kev lag luam teeb pom kev zoo hauv kaum xyoo tom ntej: Txoj Kev 1: los ntawm ib qho taw tes rau tag nrho cov xwm txheej. Txawm hais tias nyob rau hauv ob peb xyoos dhau los, cov neeg ua si los ntawm kev lag luam sib txawv xws li kev lag luam hauv Internet, cov tuam txhab teeb pom kev zoo thiab hardwa ...Nyeem ntxiv -
Nyob rau lub sijhawm noj tshiab, lub teeb ntuj puas yog qhov hluav taws xob tom ntej?
Hauv kev kho ntuj, lub teeb thiab lub ntuj xiav yog cov lus qhia tseem ceeb. Txawm li cas los xij, tseem muaj ntau tus neeg uas nyob thiab ua haujlwm ib puag ncig tsis tuaj yeem raug tshav ntuj lossis teeb pom kev tsis zoo, xws li tsev kho mob cov tsev kho mob, chaw nres tsheb hauv av, chaw ua haujlwm, thiab lwm yam nyob rau lub sijhawm ntev, nws yuav tsis zoo rau th...Nyeem ntxiv -
Teeb Apopka: ntxiv 123 LED txoj kev teeb rau lub nroog; upgrade lwm 626
Raws li Pam Richmond ntawm lub Rooj Sib Tham Hauv Nroog Lub Xya Hli 7, lub nroog Apopka tau teeb tsa 123 lub teeb tshiab LED txoj kev thiab hloov 626 txoj kev teeb uas twb muaj lawm rau LEDs. Richmond ua tus saib xyuas kev sib koom ua ke rau kev npaj thiab zoning department ntawm Apopka, thiab yog lub luag haujlwm rau ...Nyeem ntxiv