Product type: Optical Windows. Application: Lighting, Medical, Optical, Photography. Model: OW.
Overview
The Sapphire Crystal Optical Glass Window Optical Sapphire Wafer Favorable Price is supplied as a sapphire / specialty wafer made from Optical Glass. Listed geometry: flat shape. Optical / electrical data: transmittance >95%. Coating: Sapphire Windows. It is used in Lighting, Medical, Optical and Photography. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Optical Glass |
|---|---|
| Type | Optical Windows |
| Shape | Flat |
| Transmittance | >95% |
| Coating | Sapphire Windows |
| Usage | Lighting, Medical, Optical, Photography |
| Model NO. | OW |
| Lenses Color | Clear |
| Supplier | Shenyang Ebetter Optics Co., Ltd. |
Technical data
| Material | Sapphire/Optical glass |
|---|---|
| Chamfer | 0.25mm at 45 degree typical |
| Dimensiontolerance | ± 0.01mm |
| Surface quality | 10/5,20/10, 40-20,60/40,80/50 |
| Flatness | lambda/10-lambda/20 at 633nm |
| Parallelism | <1 arc second |
| Clear aperture | Central 95% |
| Edges | Ground, Maximum 0.25mm Edge Chip |
| Coating | Uncoated, AR, HR, PR coating, etc |
| Appearance | Restangular,square,circle,wedge,oval etc |
What to specify when you request a quote
- Diameter and flat / notch — state diameter, flat or notch and their tolerances.
- Thickness and TTV — give thickness, its tolerance and total thickness variation.
- Polish and roughness — specify single- or double-side polish and roughness.
- Flatness, bow and warp — quote flatness, bow and warp limits.
- Material grade — listed as “Optical 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 Bulk Ordering Glass Windows for Robotic Vacuum Optical Sensors. Before sending a drawing, check Specifying Coatings for Custom Glass Windows and Substrates. A related standard product is Infrared Windows.
