Product type: Round. Application: Optical Window. Model: JCCK05041.
Overview
0.3mm/0.4mm/0.5mm Sapphire Window Thin Glass Wafers for Semiconductor or Electron is a sapphire / specialty wafer made from Glass. Listed geometry: size 1-300mm, round shape. Coating: Ar/ Reflect; surface quality 60-40/ 20-10; flatness 1/4-1/8. Typical applications: Optics. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Glass |
|---|---|
| Type | Round |
| Shape | Round |
| Dimension | 1-300mm |
| Coating | Ar/ Reflect |
| Surface Quality | 60-40/ 20-10 |
| Flatness | 1/4-1/8 |
| Application | Optics |
| Usage | Optical Window |
| Model NO. | JCCK05041 |
| Dimension Tolerance | +/-0.1mm |
| Thickness Tolerance | +/-0.05mm |
| Supplier | Changchun Juncheng Optical Instrument Co., Ltd. |
Technical data
| Material | SCHOTT/ HOYA/ OHARA/ CDGM |
|---|---|
| Diameter Tolerance | +0.0/-0.1mm |
| Thickness Tolerance | ±0.05mm |
| Surface Quality | 40-20 |
| Parallelism | <10'' |
| Clear Aperture | >90% |
| Chamfer | <0.2×45° |
| Coating:AR, Rflect | A:350-650nm B:650-1050nm C:1050-1580nm |
What to specify when you request a quote
- Diameter and flat / notch — state diameter, flat or notch and their tolerances.
- Thickness and TTV — listed as “+/-0.05mm”; give thickness, its tolerance and total thickness variation.
- Polish and roughness — listed as “60-40/ 20-10”; specify single- or double-side polish and roughness.
- Flatness, bow and warp — listed as “1/4-1/8”; quote flatness, bow and warp limits.
- Material grade — listed as “Glass”; name the grade (JGS1/JGS2, Borofloat 33, alkali-free, sapphire orientation).
Engineering guides for this part
For material grades and coating options, see Fused Quartz Wafer Substrate Selection: Materials & Coatings for Semiconductor and Optical Systems. How parts like this are machined and finished is covered in Precision Glass Hole Drilling & Micromachining for MEMS Wafers. For an application example, read Custom Ultra-Thin Glass Discs for Appliance Sensor Assemblies. Before sending a drawing, check Specifying Coatings for Custom Glass Windows and Substrates. A related standard product is AR Anti-Reflection Optical Window.
