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BBO

BBO crystal

BBO (BaB2O4) is an excellent non-linear crystal for frequency-doubling (SHG) of Visible and Near IR laser light, OPO/OPG/OPA pumped by ultrafast pulses flux-grown BBO of high optical homogeneity produced under a strict regime of quality control.

 

BBO Structural and Physical Properties

 

Crystal Structure:

Trigonal, space group R3c

Cell Parameters:

a = b = 12.532 Å, c = 12.717Å, Z = 6

Melting point:

1095+ 5°C

Transition temperature:

925+ 5°C

Optical homogeneity:

dn » 10-6/cm

Mohs hardness:

4

Density:

3.85 g/cm3

Absorption coefficient:

< 0.1%/cm (at 1064nm)

Specific heat:

1.91J/cm3xK

Hygroscopic susceptibility:

Low

Thermal expansion coefficients:

a, 4 x 10-6/K;  c, 36 x 10-6/K

Thermal conductivity:

^c, 1.2 W/m/K;  //c, 1.6 W/m/K

 

BBO Specifications:

 

Wavefront distortion

less than l/8 @ 633 nm

Dimension tolerance

(W ± 0.1 mm) x (H ± 0.1 mm) x (L + 0.2 mm/-0.1 mm)

Clear aperture

> 90% central area

Flatness

l/8 @ 633 nm

Scratch/Dig code

10/5 to MIL-O-13830A

Parallelism

better than 20 arc seconds

Perpendicularity

5 arc minutes

Angle tolerance

 < ± 0.3°, Dф< ±0.3°

 

Standard Products

 

Dimension

Application

Coating

Type

4x4x7mm

S(T)HG@1064nm

AR coating

I or II

4x4x10mm

S(T)HG@1064nm

AR coating

I or II

8x4x7mm

SHG for Dye laser

P-coating

I

5x5x1mm

S(T)HG @800nm

P-Coating

I

5x5x0.1mm

S(T)HG @800nm

P-coating

I

8x6x15mm

OPO

AR/AR Coating

I or II

 

 
Addr: No.888 Jinhu Road High-tech Zone,Changchun 130103, P.R.China
Email: cnioptical@cnilaser.com   International Tel: +86-431-87034313   Fax:+86-431-87033597   
 
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