Kev sib piv ntawm plaub yam ntsuab Laser Wavelength

Lasers ntsuab(wavelengths ntawm kwv yees li 495-570nM) dag nyob rau hauv nruab nrab ntawm pom spectrum. Vim tias lawv lub nthwv dej kom zoo sib piv ntawm tib neeg lub qhov muag, lawv tau siv dav hauv cov zaub, kev kho mob, thiab cov tshuab laser. Kab lus no piv rau cov yam ntxwv ntawm plaub yam kev ua si laser ntsuab laser kom muab cov lus qhia xaiv rau cov ntawv thov sib txawv.

Plaub yam khoom ntsuab Laser wavelengts:

{{01. 532 nm (siab - fais fab pulsed ntsuab lub teeb)

① Lub Cev Mechanism:
Thib ob lub teeb meem (Shag) ntawm 1064nm infrared lub teeb los ntawm nd: yag crystal, nruj me ntsis cov theem txuam nrog δk= 0.
② Technical nta:
High monochromaticity nrog ib kab lus<0.1nm
Peak Lub Zog Tau ncav cuag lub MW theem (q -} hloov hom)
Raug Nqaij Zoo M²<1.3
③ Daim ntawv thov txwv:
Yuav tsum muaj qhov ntsuas kub kom tswj kom muaj qhov ntsuas kub kub kom tswj tau qhov zaus {{ob npaug rau kev ua tau zoo, ua rau muaj qhov loj loj loj.

2. 520} nm (semiconductor ncaj qha teeb emitting)

① Ntaus Cov Qauv:
Raws li ib tug Ingan / Gan Ntau Quantum zoo qauv, lub emission wavelength yog precisely m tswj rau 520 ± 5nm los ntawm bandgap engineering.

② Cov yam ntxwv Photoelectric:
Electro-optical conversion efficiency >30% (Tseeb kuaj cov ntaub ntawv)
Kev sib cais puas bandwidth ncav nraim ghz qib
Typical lifetime >50,000 teev (@ 25 degree)
③ Kev Lag Luam Kev Lag Luam:
Nws tau dhau los ua tus qauv teeb tsa lub teeb ntsuab rau micro - LED zaub tshaj 2 lab units nyob rau 2023.

3. 510 ni} nm (cov kab nqaim biolumbumence excitation)

Hom Kev Kawm:
Kev daws teeb meem LED: Nitride Phosphor Kev Zam Txim
Laser daws: Coumarin - Raws zas zas laser
Cov yam ntxwv Spectral:
Tas dav ntawm ib nrab siab tshaj (Fwham): LED kwv yees li 25nm, laser<5nm
Txig ntais ntawv cov kev xav paub txog kev ua kom muaj fluorescent tsis xws li fitc
③ Daim Ntawv Siv Tshwj Xeeb:
Rau xiav - Cov kab sib txuas lus ntsuab Laser hauv qab dej, 510NM yog 40% tsawg dua raug rau rayleigh tawg tshaj 532nm.

{{04. 515 nm (dav gamut zaub lub teeb pom kev)

① Kev Sib Tw Technology:
Siv gan -} Raws li hauv- dav hlau polarization tswj kev siv tshuab los daws cov "teeb ​​meem em} emnitting ntsuab laser dieres.

② Colorimetric zoo:
Npog 92% ntawm lub rec . 2020 xim gamut
Xim purity δuv <0.005 (zoo dua 0.01 ntawm 520NM)
Ene Cov ntaub ntawv tawm tuaj:
Stokes hloov mus nrhiav kom tau nyob rau hauv kev ua txhaum me me
Cov nroj tsuag cov kev paub txog nyob hauv chav nyob

Kev sib piv ntawm cov tsis tseem ceeb

1. Kev sib piv ua tau zoo:

532Nm kev cia siab rau ntawm Nonlinear zaus hloov dua siab tshiab, ua rau lub zog poob tseem ceeb; 520NM / 515nm semiconductor Lub teeb pom kev muaj zog yog ntau lub zog - muaj zog.
510NM LED kev ua tau zoo yog txwv los ntawm cov khoom siv thiab feem ntau qis dua 520NM.

2. Tib neeg lub qhov muag pom:

520NM yog qhov ze tshaj plaws rau lub ncov ntawm lub zeem muag photopic (555nm), tshwm ci nyob rau hauv qis- lub teeb ib puag ncig.
515nm, vim nws cov saturation, yog qhov tsim nyog rau scenes yuav tsum tau muaj siab xim.

3. Cov ntawv thov tshwj xeeb:

532NM muaj cov txheej txheem muaj zog thiab feem ntau siv nyob rau hauv Holography los yog laser cuam tshuam.
510NM, nyob hauv lub qhov rais ntawm qhov tsawg kawg ntom hauv dej, yog qhov zoo rau cov ntawv thov hauv qab.

4. Technology Exits:

Direct-emission green laser diodes (such as 515nm) are gradually replacing frequency-doubled light sources and becoming the mainstream in high-end displays.

Daim Ntawv Thov Kev Thov

{{01. 532 nm (siab - fais fab pulsed ntsuab lub teeb)

Cov ntawv thov ①مhats:

Precision Machine

Kev phais mob: Siv rau txoj kev kho ntshav txoj kev kho mob, pob zeb tawg, thiab dermatological kev kho mob vim nws qhov kev nqus tus nqi siab ntawm kev hemoglobin thiab melanin.

Kev Tshawb Nrhiav thiab Kev Ntsuas: Kev cuam tshuam rau Laser thiab Raman spectroscopy excitation cov chaw, cia siab rau nws txoj kab nqaim thiab qib siab.

Txwv tsis pub:

Lub kaw lus yog qhov nyuaj, xav tau zaus - doubling muaju thiab precia detydre tswj, ua rau muaj kev tsim kub.

Cov nqi ua haujlwm yog qhov siab, thiab lub electro -} dua kev ua tau zoo hloov ua tau zoo li 20%.

2. 520} nm (teeb ncaj nraim qhib semiconductor)

Cov ntawv thov ①مhats:

Cov Neeg Siv Khoom Hluav Taws Xob Cov Lus Qhia Qhia: Cov Pixels Ntsuab Hauv Smartphones thiab Vr / Ar Cov Lus Qhia, Cia Siab Rau Nws Lub Zog Siab thiab Miniaturization.

Teeb pom kev zoo: LED Projectors thiab Automotive nruab hnub khiav teeb, zoo tagnrho rau kev ntsuas lub teeb ci thiab siv hluav taws xob.

Kev sib txuas lus kho qhov muag: Pom lub teeb sib txuas lus (VLC) kev sib txuas lus (Leveraging nws cov kev sib cav sib txawv bandwidth.

② kev txwv:

Txwv kev tso zis siv hluav taws xob ua rau nws nyuaj kom tau raws li kev lag luam - qib siab {}} Poweror.

Lub wavelength yog qhov ua rau kub hloov pauv, yuav tsum tau them nyiaj ntxiv thiab kub ntxiv.

3. 510 ni} nm (cov kab nqaim biolumbumence excitation)

Cov ntawv thov lub ntsiab:

Biomedical instrumental: now cytometry thiab kev ua tsis meej duab, qhia meej qhov kev paub zoo ntawm fluorescent dyes xws li Fitc.

Dej hiav txwv kev tshawb nrhiav dej hiav txwv hauv qab thiab kev sib txuas lus, vim qhov tsis tshua muaj tawg ntawm dej hiav txwv ntawm 510nm.

Kev Ntsuam Xyuas Ib puag ncig: Chalorophyll Fluorescence Fluorescence Fluorescence Kev Ntsuam Xyuas Biomass.

② kev txwv:

Cov ntawv thov tshwj xeeb heev, kev lag luam tsawg.

Tus nqi siab ntawm cov chaw tsim hluav taws xob txwv tsis pub siv.

{{04. 515 nm (dav gamut zaub lub teeb pom kev)

Cov ntawv thov lub ntsiab:

Siab -}}} end }្ end tee cov thev naus laus zis: HDR Presters, npog}} dav dav gamut txheem.

Precision kho qhov muag tshuaj ntsuam: saum npoo tsis zoo nrhiav kom pom thiab cov xim calibration cia siab rau cov xim muaj xim siab.

Fluorescence tsom iav: kev sib txuam zoo nrog cov tshuaj tiv thaiv fluorescent tshwj xeeb (xws li mneongreen).

② kev txwv:

Lemiconductor lasers nyuaj rau kev tsim khoom, thiab cov nyom qis ua rau cov nqi siab.

Ib txoj kev nyuaj ntawm lub cev yog qhov yuav tsum tau ua kom tiav cov xim zoo nkauj raug.

Qhov txawv ntsuab lub teeb wavelengts (532nm, 510nm, 510nm, thiab 515nm) muaj cov txiaj ntsig zoo, kev siv hluav taws xob, thiab tus nqi. Qhov kev xaiv yog nyob ntawm cov kev xav tau: 532nm yog haum rau high- Precision Ua thiab Kev Siv Kws Kho Mob, tab sis txoj kev kho mob yog siab; 520NM Dominer Cov Khoom Siv Hluav Taws Xob vim nws qhov kev ua haujlwm siab thiab txuag hluav taws xob; 510NM yog qhov tshwj xeeb rau kev sib txuas lus roj ntsha thiab hauv qab dej, nrog rau cov ntawv thov nqaim ntau; thiab 515nm, nrog nws cov ultra {10} dav kev xaiv gamut, yog qhov kev xaiv xaiv siab rau siab, tab sis ntawm tus nqi siab dua. Kev tsim kho yav tom ntej nyob rau hauv semiconductor laserctuctor lin technill yuav txuas ntxiv nthuav tawm cov kev ua tau zoo ntawm 520NM thiab 515nm wavelengths, txuas ntxiv ntsuas lawv thaj tsam thov.

Cov ntaub ntawv tiv toj:

Yog tias koj muaj tswv yim, xav tham nrog peb. Tsis hais qhov twg peb cov neeg yuav khoom yog thiab peb yuav tsum ua raws li peb lub hom phiaj los muab peb cov neeg siv khoom kom muaj txiaj ntsig zoo, tus nqi zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws.