Product type: Ball. Application: Optical, Fiber Coupling. Model: SRY46.
Overview
Optical Quartz Ball Lens Hemisphere Half Sapphire Glass 25mm is an optical lens made from K9 Quartz Bk7 Sapphire Germanium Silicon Znse. Listed geometry: ball, hemisphere shape. Optical / electrical data: transmittance >95%. Coating: Polish+Coating; surface quality 20-10; flatness 1/4 Lambda. Typical applications: Optical and Fiber Coupling. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | K9 Quartz Bk7 Sapphire Germanium Silicon Znse |
|---|---|
| Type | Ball |
| Shape | Ball, Hemisphere |
| Transmittance | >95% |
| Coating | Polish+Coating |
| Surface Quality | 20-10 |
| Flatness | 1/4 Lambda |
| Usage | Optical, Fiber Coupling |
| Model NO. | SRY46 |
| Lenses Color | Clear |
| Tolereance | +0.00/-0.002mm |
| Supplier | Changchun Sunday Optics Co., Ltd. |
Technical data
| Diameter | 0.3mm -200mm |
|---|---|
| Diameter Tol. | +/-0.002 |
| Material | BK7 Fused Silica,Sapphire,ZnSe,Caf2,ruby. |
| Surface Quality | 40-20 standard |
| Sphericity | 0.003mm |
| Clear Aperture | >90% |
What to specify when you request a quote
- Material — listed as “K9 Quartz Bk7 Sapphire Germanium Silicon Znse”; name the glass or crystal.
- Geometry — give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “20-10”; quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — listed as “Polish+Coating”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Selecting Fused Silica and Quartz Glass for Precision Components. How parts like this are machined and finished is covered in Flat Glass Polishing Process for Precision Substrates. For an application example, read Fused Silica Glass Wafers for Precision Appliance Electronics. Before sending a drawing, check Quartz Glass Manufacturing: Controlling Thermal Conductivity in Fused Silica. A related standard product is Infrared Windows.
