Del Mar Photonics

Gallium Gadolinium Garnet (Gd3Ga5O12 or GGG) single crystal

Custom optics GGG crystal, 111 cut, 10x10x0.5 mm
[CR-GGG-10-10-0.5] - request a quote
Gd3Ga5O12
Size 10x10x1.5 mm
Orientation 111 cut
Polish Both sides
Coating no
Application Thin film substrate
 

 

GGG crystals - request a quote

Gallium Gadolinium Garnet (Gd3Ga5O12 or GGG) single crystal is material with good optical, mechanical and thermal properties which make it promising for use in fabrication of various optical components as well as substrate material for magneto optical films and high temperature superconductors.

Standard products: wafers and substrates with sizes from 10 x 10 mm to dia. 76.2 mm, thickness 0.5 mm and 1.0 mm, one side or both sides polished 20/10 S/D, [111] or [100] cut. Other products are available on request.

Material propeties

Crystal structure cubic
Crystal growth method Czochralsky
Crystal growth orientation <111>
Melting point , C 1750
Density, g/cm3 7.08
Lattice parameter, A 12.383
Mohs hardness 7.5
Thermal expansion coefficient, K-1 8.2 - 10-6
Dielectric constant 30
Dielectric loss tangent, at 10 GHz 0.15
Transmission range, m ~3.0 x 10-4
Refractive index at:  
480 nm 1.97
633 nm 1.96
1064 nm 1.95
Transparency range, nm 400 - 7000
Colour Colorless
We are looking forward to hear from you and help you with your optical and crystal components requirements. Need time to think about it? Drop us a line and we'll send you beautiful Del Mar Photonics mug (or two) so you can have a tea party with your colleagues and discuss your potential needs.

 

 

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Del Mar Photonics, Inc.
4119 Twilight Ridge
San Diego, CA 92130
tel: (858) 876-3133
fax: (858) 630-2376
Skype: delmarphotonics
sales@dmphotonics.com