Product type: Convex Lens. Application: Lighting, Medical, Optical, Photography. Model: TT Lens 5.
Overview
High Precision Double-Convex Lenses with Optical Glass for Spectrometer: an optical lens made from Optical Glass. Listed geometry: diameter +0/-0.01mm, thickness as Required, single-lens shape. Optical / electrical data: transmittance >95%. Coating: HMC; surface quality 10-5; flatness Lambda/10. Typical applications: 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 | Convex Lens |
| Shape | Single-lens |
| Thickness | as Required |
| Transmittance | >95% |
| Coating | HMC |
| Surface Quality | 10-5 |
| Flatness | Lambda/10 |
| Usage | Lighting, Medical, Optical, Photography |
| Model NO. | TT Lens 5 |
| Lenses Color | Clear |
| Bevel | Protective Bevel as Needed |
| Thickness Tolerance | +0.01/-0.01mm |
| Diameter Tolerance | +0/-0.01mm |
| Supplier | Tianjin Tengteng Optoelectronic Technology Co., Ltd. |
Technical data
| Product Name | High Presion Double-Convex Lenses with Optical glass |
|---|---|
| Shape | Double-Convex |
| Material | Optical Glass |
| Anti-Reflection Coating | MgF2, VIS 0°, VIS-NIR, NIR I, NIR II, VIS-EXT, and YAG-BBAR |
What to specify when you request a quote
- Material — listed as “Optical Glass”; name the glass or crystal.
- Geometry — listed as “+0/-0.01mm”; give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “10-5”; quote surface figure (λ) and scratch-dig.
- Centring and edges — listed as “Protective Bevel as Needed”; state centration and edge chamfer.
- Coating — listed as “HMC”; 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 Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Fused Silica Glass Wafers (2–12", JGS1/JGS2).
