Potassium Titanium Oxide Phosphate (KTiOPO4), los yog KTP Crystal feem ntau yog siv cov pob zeb uas tsis yog siv rau cov txheej txheem ntawm Nd: YAG Crystal los yog Nd: YVO4 Crystal laser, raws li nws muaj cov nonlinear optical coefficients, broad angular bandwidth, thiab taug kev me me -hlub kaum sab xis, sab laj kub thiab spectral bandwidth. KTP Crystal kuj muaj cov tshuab hluav taws xob (E-O) coefficient thiab dielectric tsis tu ncua, thiab ib daim ntawv zoo ntawm kev tsim nyog, cov qauv no ua rau nws kuj siv rau hauv daim ntawv thov electro-optic.
Honour Optics kuj muaj kev siv Crystalline GTR-KTP, GTR-KTP Crystal GRAIN TRACKING RESISTED KTP siv lead ua, uas muaj cov nonlinear uas zoo sib xws, lub cev thiab tshuaj muaj zog uas muaj cov KTP siv lead ua, tiam sis nws zoo dua grey nrhiav tau cov cuab yeej. Thaum ua haujlwm nyob rau hauv laser 532nm, GTR-KTP yuav tsis tsim ib txoj kev tshawb nrhiav grey dhau txoj kev kaj, ces nws ua rau SHG laser zog tib yam li pib. GTR-KTP siv lead ua muaj qhov dav tshaj plaws ntawm cov qhov rooj thiab cov chaw tawm sab nrauv thiab sab nraud thiab spectral bandwidth. Honour Optics yog tus kws tshaj lij choj zoo KTP nonlinear Crystal chaw muag khoom, kev yuav khoom loj loj KTP nonlinear Crystal nyob rau hauv lub hoobkas nqi.
Kev txuam tawm ntau zaus (1064nm SHG conversion efficiency yog li 80%)
Cov kauj ruam loj hauv nonlinear kho (15 lub sij hawm uas ntawm KDP)
Dav dav hlau kom zoo nkauj thiab me me taug kev
Sab nrauv thiab spectral bandwidth
Siab thermal conductivity (2 zaug ntawm BNN Crystal)
Hws noo dawb
Yam tsawg kawg mismatch gradient
Super-polished optical nto
Tsis muaj kev qis qis dua 900 ° C
Mechanically ruaj khov
Tsawg nqi sib piv nrog BBO thiab LBO
Grey-tracking ntawm lub hwj chim siab tsuas yog nws daim ntawv thov mus rau qhov nruab nrab lub zog ceev
Cov kev siv ntxiv rau loj loj GTR-KTP nonlinear Crystal muaj xws li kev sib txuam sib xyaw, kev kho electro-optical, cim optical parametric, thiab cov khoom siv kho qhov muag.
Typical Features for GTR-KTP crystal: |
High gray track resistance |
High damage threshold: ≥2 GW/cm2(@1064nm,TEM00,10ns,10Hz) |
High conversion efficiency: up to 80% depending upon cube length and laser system |
High homogeneity: Δn<10-5 |
Low absorption: <1000ppm/cm (@532mm) |
<150ppm/cm (@1064mm) |
Low electrical conductivity: about 10-10Ω•cm |
100W QCW output available |
Single domain structure |
Kev puas tsuaj loj heev KTP nonlinear Crystal yog siv hauv zaus zaus ntawm Nd-doped laser systems rau Green /Red cov zis; parametric sources (OPG, OPA, thiab OPO) rau 600nm-4500nm tunable cov zis; E-O modulators, Optical Keyboards, Directional Couplers; Optical Waveguides rau Integrated NLO thiab E-O Devices thiab lwm yam.
SHG ntawm Nd: lasers
Kev siab zoo purity KTP nonlinear Crystal yog cov khoom siv uas feem ntau siv rau zaus zaus ntawm Nd: YAG lasers thiab lwm cov las las Nd-doped lasers, tshwj xeeb tshaj yog nyob rau ntawm qhov qis qis los yog nruab nrab zog. Cov lus nram qab no teev cov khoom NLO loj loj ntawm KTP rau zaus-twv ntawm Nd: YAG laser.
Phase matching angle | θ=90o, φ=23.5o |
Effective SHG Coefficient | deff = 8.3xd36(KDP) |
Angular Acceptance | 20 brand-cm |
Temperature Acceptance | 25 oC-cm |
Spectral Acceptance | 5.6 Å-cm. |
Walk-off angle | 4.5 med (0.26o) |
Cov qoob loo thiab cov kabmob sab hauv yog ob npaug nd: Lasers siv cov zoo nkauj KTP nonlinear Crystal tau ua dua li cov xim ntsuab laser ntau rau ntau R &D, kev kho mob, khoom siv, thiab kev lag luam. Los ntawm kev siv cov kab noj hniav ntxiv KTP SHG, kev hloov dua siab tshaj ntawm 80% thiab 700 mg fais fab ntsuab tau muab nrog 900 MG txhaj-seeded Q-hloov Nd: YAG laser.
OPG, OPA, thiab OPO
Raws li tus OPO crystal pumped los ntawm kev siv thiab qhov sib haum ntawm Nd: YAG lossis Nd: YLF laser, kev siab zoo purity KTP nonlinear Crystal plays lub luag haujlwm tseem ceeb hauv kev ntsuas qhov muag kom pom tseeb ntawm pom (0.6 um) mus rau ib nrab IR ( 4.5 um). Lub NCPM OPO /OPA nrog cov X-cut KTP pumped los ntawm 1064nm yog qhov tseem ceeb tshaj li qhov teeb liab tawm ntawm qhov sib tw @ 1.57 um yog qhov muag zoo. NCPM KTP OPO /OPA pumped los ntawm qhov muag lasers xws li Ti: Sapphire, Alexandrite, thiab Cr: LiSrAlF6 kuj tau tshaj tawm txog kev ua haujlwm siab ntawm 45%.
Crystal structure | Orthorhombic, point group mm 2 |
Melting point | 1172°C incongruent |
Cell parameters | a=6.404?, b=10.616?, c=12.814?, Z=8 |
Curie point | 936°C |
Mohs hardness | ~5 |
Density | 3.01 g/cm 3 |
Color | colorless |
Hygroscopic susceptibility | no |
Specific heat | 0.1643 cal/g.°C |
Thermal conductivity | 0.13 W/cm/°K |
Electrical conductivity | 3.5x10 -8 s/cm (c-axis, 22°C, 1KHz) |
Ntxiv nrog rau NLO cov cim tshwj xeeb, GTR-KTP nonlinear Crystal kuj muaj kev cog lus E-O thiab dielectric cov khoom uas sib piv tau rau LiNbO3. Cov khoom zoo no ua rau KTP tsis tshua muaj txiaj ntsig rau ntau yam khoom siv E-O. KTP yuav tsum tau hloov LiNbO3 Crystal hauv EO modulators ntau heev, thaum lwm yam khoom plig ntawm KTP muaj kev koom ua ke, xws li kev puas tsuaj siab, dav optical bandwidth (> 15GHZ), thermal thiab mechanical stability, thiab tsawg poob, lwm yam zoo li
Raws li txoj kev ion-txauv txheej txheem ntawm KTP substrate, poob qis optical waveguides tsim rau KTP tau tsim tshiab cov kev siv rau hauv kev tshaj lij. Tsis ntev los no, ib hom II SHG conversion efficiency ntawm 20% /W /cm2 tau tiav los ntawm qhov sib npaug theem sib txig, uas qhov theem ntawm ib seem tau tiv thaiv ib qho kev tsis txaus siab hauv cov lus sib sau opposite ntawm ob. Txuas ntxiv, segmented KTP waveguides tau ua ntawv thov rau yam kuv tau sib quas-theem-matchable SHG ntawm ib qhov Ti: Sapphire laser nyob rau hauv thaj tsam ntawm 760-960mm, thiab ncaj qha ob zaug diode lasers rau 400-430nm outputs.
Transmitting Range | 350nm~4500nm | |||
Refractive Indices
|
nx | ny | nz | |
1064nm | 1.7377 | 1.7453 | 1.8297 | |
532nm | 1.7780 | 1.7886 | 1.8887 | |
Absorption Coefficients | α < 1% / cm @ 1.064 μm | |||
Phase Matchable Range | 0.984-3.4μm
|
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Therm-Optic Coefficients | dnx / dT= 1.1x10 /°C,dny / dT= 1.3x10 /°C,dnz / dT=1.6x10 /°C | |||
Nonlinear Optical Coefficients
|
d31=2.54pm/V, d32=1.35pm/V, d33=16.9pm/V
d24=3.64pm/V, d15=1.91pm/V, at 1.064μm deff(II) (d24-d15)sin2Φsin2θ-(d10sin Φ+d24cos Φ)sinθ |
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Electro-Optic Coefficients
|
|
Low frequency
(pm/V) |
High frequency
(pm/V) |
|
r13 | 9.5 | 8.8 | ||
r23 | 15.7 | 13.8 | ||
r33 | 36.3 | 35.0 | ||
r51 | 7.3 | 6.9 | ||
r42 | 9.3 | 8.8 | ||
Dielectric Constant | εeff=13 | |||
Sellmeier Equations
|
nx = 3.0065 + 0.03901/(λ - 0.04251) - 0.01327λ
ny = 3.0333 + 0.04154/(λ - 0.04547) - 0.01408λ nz = 3.3134 + 0.05694/(λ - 0.05658) - 0.01682λ |
Dual Band AR-txheej (DBAR) ntawm KTP rau SHG ntawm 1064nm.
Broad Band AR-txheej (BBAR) ntawm KTP rau kev siv OPO.
High reflectivity txheej: HR1064nm &HT532nm, R > 99.8% @ 1064nm, T > 90% @ 532nm.
Lwm cov coatings muaj thaum thov.
Honour Optics txheem specifications rau KTP siv lead ua
Dimension siab: (W ± 0.05) x (H ± 0.05) x (L + /0.1mm)
Ntshiab qhov tseeb: central 90% ntawm lub taub
Tsis pom txoj kev tawg los yog chaw zov me nyuam thaum kuaj xyuas los ntawm ib qho 50mW ntsuab laser
Flatness: tsawg dua λ /8 @ 633nm
Xa kom muaj kev sib deev: tsis pub tshaj λ /8 @ 633nm Chamfer: ≤0.2mm @ 22
Nti: ≤0mm hli
Kos /Tsawb chaws: zoo dua 10/5 (MIL-PRF-13830B)
Parallelism: zoo tshaj 20 tus ciav hlau
Perpendicularity: ≤ 5 arc feeb
Lub siab kam rau siab: △ θ≤0.25 °, △ f00.25 °
Ua kom puas ntsoog (GW /cm2):
> 0.5 rau 1064nm, TEM00, 10ns, 10HZ (AR-coated)
> 0.3 rau 532nm, TEM00, 10ns, 10HZ (AR-coated)
Capabilities of KTP Crystal: | |
Aperture: | 2x2 ~ 20x20mm |
Lenght: | 0.1 - 40mm, maximum up to60mm |
Cutting Angle q and f: | Determined by different kinds of harmonic generation |
Phase matching type: | Type I or Type II |
End Configuration: | Plano/Plano or Brewster/Brewster or Specified |
Peb tuaj yeem hloov kho lub qia pobzeb thiab luaj li tsuas tshwj cov qauv tshwj xeeb raws li koj qhov kev thov. Nws muaj caij rov qab rau polishing thiab coating rau KTP muaju uas koj muab rau peb. Honour Optics yog qhov kev ua haujlwm siab ua rau cov neeg tsis muaj zog KTP nonlinear Crystal Chaw tsim khoom, kev yuav khoom loj loj KTP nonlinear Crystal nyob rau hauv lub hoobkas nqi.
Kev Tawm Doubling (SHG) ntawm Nd-doped Lasers rau Ntsuab /Lawm Cov Zis
Zaus Heev (SFM) ntawm Nd Laser thiab Diode Laser rau Cov Zis Zis
Parametrical Sources (OPG, OPA, thiab OPO) rau 0.6mm-4.5 hli Tunable Output
Hluav taws xob Optical (E-O) Modulators, Optical Switches, thiab Directional Couplers
Optical Waveguides rau NLO thiab E-O Devices
Kev tswj cov nyom zoo;
Siab hauv kev zoo tsis muaj ib qho kev tawm tsam.
Loj siv loj ua luaj li 20 x 20 x 40mm3 thiab siab ntev ntawm 60mm;
Nreeb thauj (2 lub lis piam rau polished xwb, 3 lub lis piam rau coated);
Tshuag tsis muaj nqi thiab ntau nqi;
Cov kev txhawb nqa;
AR-txheej, mounting thiab re-polishing cov kev pab cuam.
Kev Kho Mob Zoo Tshaj: Ib xyoos siv raws li kev siv.
Honour Optics muaj cov khoom siv zoo heev KTP thiab GTR-KTP, qhov loj raws li koj qhov kev thov, thiab muab AR-txheej, kev sib txuas thiab kev pabcuam rov kho dua tshiab.
Honour Optics muaj cov txheej txheem KTP siv li 4-5 lub lis piam
Size (mm) | theta | phi | Coating | |
S1 | S2 | |||
3x3x5 | 90° | 23.5° | AR@1064nm R<0.2% AR@532nm R<0.5% |
AR@1064nm R<0.2% AR@532nm R<0.5% |
3x3x5 | 90° | 23.5° | HR@1064nm R>99.8% AR@ 532nm R<0.5% |
AR@1064nm R<0.2% AR@532nm R<0.5% |
3x3x10 | 90° | 23.5° | HR@1064nm R>99.8% AR@ 532nm R<0.5% |
AR@1064nm R<0.2% AR@532nm R<0.5% |