Specification:
High optical quality Good anti-UV irradiation property;
Good thermal stability
Standard Specifications | |
Dopant concentration, at.% | 0.1-2.0% |
orientation: | <111>within 5° |
Flatness | < λ/10 |
Parallelism | ≤ 10 Perpendicularity |
Perpendicularity | ≤ 5 ′ |
Surface quality | 10-5 per scratch-dig MIL-O-13830A |
Size: | Laser Rod:Diameter 3 mm~28 mm;Length 30 mm~140 mm; Laser Slab:(3 mm~4 mm)×(6 mm~24 mm)×(60 mm~140 mm); laser Wafer:Diameter 2 mm~39 mm;Thickness≥1 mm (Upon request of customer) |
Dimensional tolerances | Diameter+0.000/-0.05; Length ±0.5; Chamfer: 0.07+0.005/-0.00 at 45° |
Physical and Chemical Properties | |
Chemical formula | Nd3+:Ce3+:Y3Al5O12 |
Crystal Structure | Cubic |
Lattice Parameters | 12.01A |
Melting Point | 1970 ºC |
Moh Hardness | 8.5 |
Density | 4.56±0.04g/cm3 |
Specific Heat (0-20) | 0.59J/g.cm3 |
Modulus of Elasticity | 310GPa |
Young's Modulus | 3.17×104Kg/mm2 |
Poisson Ratio | 0.3(est.) |
Tensile Strength | 0.13~0.26GPa |
Thermal Expansion Coefficient | [100]:8.2 × 10-6/ ºC [110]:7.7 × 10-6/ ºC [111]:7.8 × 10-6/ ºC |
Thermal Conductivity | 14W/m/K( @ 25 ºC ) |
Thermal Optical Coefficient (dn/dT) | 7.3×10-6/ ºC |
Thermal Shock Resistance | 790W/m |
Laser Properties | |
Laser Transition | 4F3/2 --> 4I11/2 |
Laser Wavelength | 1.064μm |
Photon Energy | 1.86×10-19J @ 1.064μm |
Emission Linewidth | 4.5A @1.064μm |
Emission Cross Section | 2.7~8.8×10-19cm-2 |
Fluorescence Lifetime | 230μs |
Index of Refraction | 1.8197@ 1064nm |
It is also available to supply the coating wavelength curve, such as AR coating,BBR coating,filter coating and so on.
Changchun Yutai Optics Co.,Ltd. is a manufacturer with ISO9001 certification. We are specialized in high-performance optical components
include lens, mirrors, filters, windows and prisms which are specified by customers. Yutai's items are widely used in imaging, defense, medical,
laser and industry market. As a fast-growing supplier in Optics, Yutai Optics has quickly established itself as a leader in optical components with advanced technology and quality control ability as Yutai aims to provide professional service and good quality items to meet customers' request.
Yutai already established long-term relation with many powerful companies all over the world.
- Q: What are your main products?
- A: Optical lens,mirrors,windows,filters,prisms
- Q: How long is your delivery time?
- A: In general delivery time is about one month for custom produced optics.except stock ones or some special optics.
- Q: Do you provide samples ? is it free or extra ?
- A: We can provide free samples if we have stock optics as your request,while custom produced samples are not free.
- Q:What is your MOQ ?
- MOQ is 10pcs for most of the optics, while MOQ could be only one piece if you need a element in big dimention.
- Q: What is your terms of payment ?
- T/T,L/C,VISA,Paypal,Alipay or Negotiation.