BIBO Crystal

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Product Specifications Physical & Optical Properties Product Features & Applications

Physical Specifications

Formula	BiB₃O₆
Crystal Structure	Monoclinic, Point group C₂-2
Lattice Parameter	a = 7.116 Å, b = 4.993 Å, c = 6.508 Å, β = 105.62°, Z = 2
Melting Point	726 ℃
Mohs Hardness	5-5.5 Mohs
Density	5.033 g/cm3
Thermal Expansion Coefficients	α_a = 4.8 × 10^-5 /K α_b = 4.4 × 10^-6 /K α_c = - 2.69 × 10^-5 /K

Transmission Spectrum

Product Specifications

Dimension Tolerance	(W ± 0.1 mm) × (H ± 0.1 mm) × (L + 0.5/-0.1 mm)
Scratch/Dig	10/5	Perpendicularity	≤ 15 '
Parallelism	≤ 20 "	Chips	≤ 0.1mm
Flatness	≤ λ/8 @ 633nm	Clear Aperture	≥ 90%
Wavefront	≤ λ/8 @ 633nm	Size	Up to 10x10x15mm
Coating	P-Coating, Dual or Triple Band AR-coating

Optical Properties

Transparency Range	286 - 2500 nm
Absorption Coefficients	< 0.1%/cm at 1064 nm
Physical Axis	X\|\|b, (Z, a) = 31.6°, (Y, c) = 47.2°
Sellmeier coefficients	n²_i (λ) = A + B / (λ² - C) - D λ² (λ in µm)
	A	B	C	D
n₁	3.6545 (4)	0.0511 (2)	0.0371 (3)	0.0226 (1)
n₂	3.0740 (3)	0.0323 (1)	0.0316 (3)	0.01337 (6)
n₃	3.1685 (3)	0.0373 (1)	0.0346 (3)	0.01750 (8)

Description:

BIBO Synonyms : Bismuth Triborate, BiB3O6

Bismuth Triborate (BiB3O6 or BIBO) is a nonlinear optical crystal. It has wide transparency range, large nonlinear coefficient, and stable physical and chemical characteristics. Due to its outstanding performance in frequency conversion processes, it has gained acceptance for applications in scientific research and industry. The top-seeded solution growth (TSSG) technique is used to grow BIBO single crystals.

Features
-Stable physical and chemical properties
-Wide transparency range
-High nonlinear coefficient
-High damage threshold
-Non-hygroscopic

Applications
-SHG and THG for middle and high power Nd: lasers at 1064nm
-SHG and THG of high power Nd: lasers at 1342nm & 1319nm for red and blue laser
-SHG for the Nd: Lasers at 914nm & 946nm for blue laser
-Optical Parametric Amplifiers (OPA) and Oscillators (OPO) application

Standard Products
3x3x2mm
6x4x7mm

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