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 Glass wafers manufactured by Sydor Optics display the utmost in precision quality as a result of our extensive experience in the art of double-sided grinding and polishing. Wafers, available in many sizes and thicknesses, are used for coating substrates, dummy pieces for set-up processes, semiconductor, microlithography as well as micro electro-optical applications (MEMS).
General Specifications:
- Materials such as fused quartz, fused silica, BK-7, Borofloat, B270 and more
- Diameters to 300mm
- Thicknesses to 0.25mm, size dependent
- Transmitted Wavefront < 1 wave over the clear aperture, size dependent
- Surface Flatness < ½ wave per inch
- Parallelism < 10 arc seconds
- Surface Quality 80-50 to 10-5
- Clear Aperture 85% central
- Bevels: 0.3mm face width @ 45°, all edges
- Quick delivery
Sydor offers standard size wafers (see below) as well as custom dimensions and specifications. There is a 10-piece minimum quantity required on wafer purchases unless overruns are available. Educational Institutions have a 5-piece minimum purchase quantity.
Standard Wafer Offering
|
Diameter
(tolerance of +/-0.10mm) |
Thickness
(tolerances of +/-0.10mm through +/-0.01mm available) |
| 100mm |
0.20mm
|
| 100mm |
0.50mm
|
| 100mm |
0.75mm
|
| 100mm |
1.00mm
|
| 100mm |
1.50mm
|
| 150mm |
0.50mm
|
| 150mm |
0.75mm
|
| 150mm |
1.00mm
|
| 150mm |
1.50mm
|
| 200mm |
0.75mm
|
| 200mm |
1.00mm
|
| 200mm |
1.50mm
|
| 300mm |
1.00mm
|
The following optional services are also available;
- Ultrasonic cleaning
- Spin rinse drying
- Cleanroom compatible packaging (double bagged in plastic wafer shippers)
- Laser engraving
- SEMI flats (32.5mm)
- Notches
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