Product type: Convex Lens. Application: Medical, Optical. Model: STF5v.
Overview
Optical Customized Size Dome Glass Lens Factory Good Price: an optical lens made from Glass. Listed geometry: single-lens shape. Optical / electrical data: transmittance >95%. Coating: HC; surface quality 60-40; flatness 1/4 Lambda. Listed for Medical and Optical applications. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Glass |
|---|---|
| Type | Convex Lens |
| Shape | Single-lens |
| Transmittance | >95% |
| Coating | HC |
| Surface Quality | 60-40 |
| Flatness | 1/4 Lambda |
| Usage | Medical, Optical |
| Model NO. | STF5v |
| Lenses Color | Clear |
| Tolerance | +/-0.05mm |
| Supplier | Changchun Sunday Optics Co., Ltd. |
Technical data
| Material | H-K9L, JGS1, Sapphire |
|---|---|
| Diameters Available | 8-400mm |
| Diameter Tolerance | +0.00/-0.05mm or customer design |
| Surface Quality | 60-40 |
| Thickness tolerance | +/-0.05mm |
| Clear Aperture | >90% of Diameter |
| Chamfer | 0.05-0.5mmx45degree, according to customer's needs. |
| Coating | BBAR 400-700nm |
What to specify when you request a quote
- Material — listed as “Glass”; name the glass or crystal.
- Geometry — give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “60-40”; quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — listed as “HC”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Fused Silica and Quartz Glass: Selecting Materials 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 Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Fused Silica Glass Wafers (2–12", JGS1/JGS2).
