Del Mar Photonics - Newsletter Fall 2010 - Newsletter Winter 2010

How to choose BBO crystal for type II THG - request a quote

1040.0(e)+ 520.0(o)= 346.7(e)
Walkoff [mrad] = 71.83 0.00 78.64
Phase velocities = c/ 1.605 1.675 1.652
Group velocities = c/ 1.624 1.725 1.762
Group vel. dispersion in 10^5 cm/sec*m-1=
-0.23 -0.80 -1.31
At theta = 39.6 deg.
deff = 1.25 pm/V
Field gain coeff. = 1.39E-4 /sqrt.Watt
Crystal ang. tol. = 0.38 mrad*m
Temperature range = 15.39 K*m
OPO accpt ang = 0.90 0.43 mrad*m
OPO accpt bw = 9.87 9.87 cm-1*m

1040.0(o)+ 520.0(e)= 346.7(e)
Walkoff [mrad] = 0.00 59.12 62.77
Phase velocities = c/ 1.655 1.580 1.605
Group velocities = c/ 1.674 1.618 1.700
Group vel. dispersion in 10^5 cm/sec*m-1=
-0.28 -0.68 -1.22
At theta = 61.9 deg.
deff = 0.419 pm/V
Field gain coeff. = 4.78E-5 /sqrt.Watt
Crystal ang. tol. = 0.90 mrad*m
Temperature range = 17.42 K*m
OPO accpt ang = 1.06 0.56 mrad*m
OPO accpt bw = 17.79 17.79 cm-1*m

Please notice that the parameter of 'deff' means NLO coefficient. You can see that the conversion efficiency of the first match is much higher than the second one. So, normally, most of people select the first phase matching angle.

Below is a partial stock of BBO crystal for type II THG. Please e-mail us for current stock availability and pricing.

BBO crystal for type II THG.
 1040.0(e)+ 520.0(o)= 346.7(e)
At theta? 39.6 deg., phi=30deg.
 ?030.0(e)+ 515.0(o)= 343.3(e)
At theta = 40.1 deg.., phi=30deg.

 

S/N Batch crystal dimension theta phi   coating
02.JP.BBO.399-30.44004001 F5158-1 BBO 4x4x0.4 39.9 30 with dia 1" holder S1:AR-1300/400nm S2:AR-306nm
02.JP.BBO.40-30.11010001 F6457-10 BBO 15x15x1 40 30 with dia 1" holder S1,S2:P-coating
02.JP.BBO.401-30.55008001 F8780-2 BBO 5x5x0.8 40.1 30 with dia 1" holder S1,S2:P-Coating
02.JP.BBO.401-30.55008001 F8780-2 BBO 5x5x0.8 40.1 30 with dia 1" holder S1,S2:P-Coating
02.JP.BBO.40-30.88070001 G2597-2 BBO 8x8x7 40 30   S1,S2:P-coating
02.JP.BBO.401-30.55005001 G3009-2 BBO 5x5x0.5 40.1 30 with dia 1" holder S1,S2:P-Coating(343-1030)nm
02.JP.BBO.399-30.55002501 G9601-1 BBO 5x5x0.25 39.9 30 with dia 1" holder 2 faces polished
02.JP.BBO.40-30.55003001 G9810-1 BBO 5x5x0.3 40 30 with dia 1" holder S1,S2:AR-(600-1100)nm
02.JP.BBO.40-30.55001003 G9810-3 BBO 5x5x0.1 40 30 with dia 1" holder S1.S2:AR-(600-1100)nm
02.JP.BBO.40-30.55001003 G9810-3 BBO 5x5x0.1 40 30 with dia 1" holder S1.S2:AR-(600-1100)nm
02.JP.BBO.401-30.66010001 H2509-3 BBO 6x6x1 40.1 30   AR-1030/515/343nm,R<0.2%@1030nm,R<2%@515nm,R<0.5%@343nm
02.JP.BBO.401-30.66030001 H4591-2 BBO 6x6x3 40.1 30   AR-1030/515/343nm, R<0.2%@1030nm, R<0.5%@515nm, R<2%@343nm

BBO crystal for OPO

 

New standard BBO crystals:

Crystal 1: Type II BBO, dia.10(+/-0.1)x0.1(+/-0.05)mm, Theta=58(+/-0.5)deg, and Phi= 30(+/-0.5)deg., AR-coating - request a quote


Cyrstal 2: Type I BBO, dia.5(+/-0.1)x0.1(+/-0.05)mm, Theta=71(+/-0.5)deg, and Phi= 90(+/-0.5)deg., AR-coating - request a quote

 

BBO is an efficient NLO crystal for the second, third and fourth harmonic generation.
beta-BBO and alpha-BBO crystals, as thin as 0.01mm, as thick as 20mm are available from Del Mar Photonics
Examples of BBO crystals available from Del Mar Photonics.

BBO crystals

Example 1

Type I, SHG, 800 nm to 400 nm - request a quote
Orientation: Theta=29.2 deg; Phi=90 deg (+/- 0.5 deg)
Specifications:
Material: BBO crystal
Dimensions: 6 x 6 mm (+/-0.1 mm)
Thickness: 0.2 mm
Surface Quality: 10-5, scratch-dig
Flatness: Lambda/6 at 633 nm
Parallelism: <= 5 arc minutes
Other faces: fine grind
Coating: DICHROIC AR/AR at 800 nm and 400 nm on both faces
Mount diameter: 25.4 mm

Example 2

Type I, THG, 800 nm to 266 nm - request a quote
Orientation: Theta=44.3 deg; Phi=90 deg (+/- 0.5 deg)
Specifications:
Material: BBO crystal
Dimensions: 6 x 6 mm (+/-0.1 mm)
Thickness: 0.2 mm
Surface Quality: 10-5, scratch-dig
Flatness: Lambda/6 at 633 nm
Parallelism: <= 5 arc minutes
Other faces: fine grind
Coating: PROTECTIVE at 800 nm and 266 nm
Mount diameter: 25.4 mm

To request a quote for custom BBO crystals please e-mail us specifications and drawing.

Standard crystals

BBO SHG @ 800 nm
 
 

 Model   Product Name+   Buy Now 
 BBO-606   BBO crystal, 10x10x0.5 mm  Buy Now 
 BBO-607   BBO crystal, 10x10x1 mm  Buy Now 
 BBO-601   BBO crystal, 6x6x0.1 mm  Buy Now 
 BBO-602   BBO crystal, 6x6x0.2 mm  Buy Now 
 BBO-604   BBO crystal, 6x6x1 mm  Buy Now 
 BBO-605   BBO crystal, 6x6x2 mm  Buy Now 

 

BBO THG @ 800 nm
 
 

 Model   Product Name+   Buy Now 
 BBO-608   BBO crystal, 6x6x0.1 mm  Buy Now 
 BBO-609   BBO crystal, 6x6x0.2 mm  Buy Now 
 BBO-610   BBO crystal, 6x6x0.5 mm  Buy Now 
 BBO-611   BBO crystal, 6x6x1 mm  Buy Now 

 

BBO SHG @ 532 nm

 

 Model   Product Name+   Buy Now 
 BBO-612   BBO crystal, 7x7x6 mm  Buy Now 

Del Mar Photonics related products:

Pismo pulse picker (ultrafast electro-optical shutter) - several Pismo models use Pockels cells based on BBO crystals
Wavelength conversion: second and third harmonics generators for femtosecond lasers
 

Femtosecond Lasers - Reserve a spot in our femtosecond Ti:Sapphire training workshop during this summer in San Diego, California

Trestles femtosecond Ti:Sapphire laser
Trestles Finesse femtosecond Ti:Sapphire laser with integrated DPSS pump laser
Teahupoo Rider femtosecond amplified Ti:Sapphire laser
Mavericks femtosecond Cr:Forsterite laser
Tamarack femtosecond fiber laser (Er-doped fiber)
Buccaneer femtosecond OA fiber laser (Er-doped fiber) and SHG
Cannon Ultra-broadband light source
Tourmaline femtosecond Yt-doped fiber laser
Chata femtosecond Cr:ZnSe laser (2.5 micron) coming soon

more products

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Del Mar Photonics

 

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