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LiNbO3

LiNbO3

Lithium niobate–(LN, LiNbO3) crystals are an important material for optical waveguides, mobile phones, piezoe- lectric sensors, optical modulators and various other linear and non-linear optical applications. Many technologies are based on this material which has unique piezo-electric.

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Product Details

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1.wide transparency range

2.low damage threshold

3.Low absorption loss

4.low damage threshold


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Electro-optic modulator used to

image.png  ●Optical fiber coherent communication system 

   ●Fiber optical cable TV system
   ●Photon time delay device

   ●Lightwave Component Analyzer


Other applications:

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optical parametric oscillators


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 optical switches


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mobile telephones 

》More information about LiNbO3: Wikipedia


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Low bulk absorption

High Purity raw materials >99.999%

Low bulk absorption

Advanced raw material pre-sintering process

Advanced raw material pre-sintering process

No poly-crystalline defects


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① Full automatic controlled crystal growth furnace High yield

② Advanced CZ Method Crystalline Process Stable quality control

③ Systematic batch packing classification

》More information about Equipments


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Maximum boule size >dia50mm

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Absorption coefficient < 0.1 %/cm @ 1064 nm

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Li1+ concentration increased by post-annealing process,high Laser gain effect

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High doping concentration gradient homogeneity , typical value<0.02cm-1/inch

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No bubbles, scatering point and inclusions in crystals

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No grain bound


》More information about Crystal Growth


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High level dust-free clean room 

(1000) grade)


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2-sides polishing equipments


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AFM


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Interferometer

Advance CMP process, Ra<0.4nm                                                                      

Surface quality: >20 /10                                               

Flatness:< λ/8@632nm                                                 

》More information about Polishing


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ZPCL1H3%D0QF71F_F5AW5GM.png       Customized coating service 

    S1:AR @1064/532  R < 0.2%@ 0.532 nmR < 0.5% 

    S2:AR @1064/532  R < 0.2%@0.532 nmR < 0.5% 

》More information about Coating


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Crystal structuretrigonal
Space groupR3C
Density4.64 g/cm3
Mohs hardness5
Optical homogeneity~ 5 x 10-5 / cm
Transparency range420 - 5200 nm
Absorption coefficient~ 0.1 % / cm @ 1064 nm



Refractive indices at 1064 nm

ne = 2.146, no = 2.220 @ 1300 nm
ne = 2.156, no = 2.232 @ 1064 nm
ne = 2.203, no = 2.286 @ 632.8 nm


Sellmeier equations (λ, μm)

no2 = 4.9048 + 0.11768 / (λ2 - 0.04750) - 0.027169λ2
ne2 = 4.5820 + 0.099169 / (λ2 - 0.04443) - 0.021950λ2


Thermal expansion coefficient@ 25 °C

//a, 2.0 x 10-6 / K
//c, 16.7 x 10-6 / K
Thermal conductivity~ 5 W/m/K @ 25 °C


Thermal optical coefficient

dno/dT = -0.874 x 10-6 / K at 1.4 μm
dne/dT = 39.073 x 10-6 / K at 1.4 μm

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NLO Coefficients

d33 = 34.4 pm/V
d31 = d15 = 5.95 pm/V
d22 = 3.07 pm/V




Efficiency NLO Coefficients

deff =5.7 pm/V or ~14.6 x d36 (KDP) for frequency 

doubling 1300 nm

deff =5.3 pm/V or ~13.6 x d36 (KDP) for OPO pumped at 1064 nm
deff =17.6 pm/V or ~45 x d36 (KDP) for quasi-phase-matched structure



Electro-Optic Coefficients

gT33 =32 pm/V, gS33 = 31 pm/V,
gT31 =10 pm/V, gS31=8.6 pm/V
gT22 = 6.8 pm/V, gS22= 3.4 pm/V,
Half-Wave Voltage,DC



3.03 KV; 4.02 KV

Electrical field||z, light ^z:
Electrical field||x or y, light||z
Damage Threshold100 MW/cm2 (10 ns, 1064nm)

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Transmitted wavefront distortionbetter than λ/4 @ 633nm
Dimension tolerance(W±0.1mm) x (H±0.1mm) x (L±0.2mm)
Clear apertureover 90% central diameter
Flatnessλ/8 @ 633nm
Surface quality20 /10 Scratch/Dig
Parallelismbetter than 20 arc sec
Perpendicularity5 arc min
Angle toleranceDq < 0.5o, Df < 0.5o


AR-coating

dual wave band AR coating at 1064/532 nm
on both surfaces, with R < 0.2% at 1064 nm
and R < 0.5% at 0.532 nm per surface

send inquiry.png If you want to get more information send us you message


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History: 

Metalaser has engaged in crystal industry over 20 years which is one section    of Shanghai Daheng Optics and Fine Mechanics Co., Ltd held by SIOM. 

Team:     

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More than 60% of our employees are physics or material scientists from NIALT and SIOM.





》More information about our company

Alibaba Transaction History:

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We have set up a mall on the Alibaba, and there are many transaction record from all over the world.    

》Our Alibaba trade website

           

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Delivery in 3~4weeks

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Free samples can be provided

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Free ex change goods or sales return for once 

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Provides re-polished and coating

services (Coating damage only)

Note:Postage paid by the buyer

》More information about Service



With Piezoelectric Crystals for sale, it is one of the leading manufacturers and supplies of good linbo3, welcome to buy and wholesale products at good price from our factory.
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