Product type: Ball Lenses. Application: Lighting, Medical, Optical, Photography. Model: TT Lens 98.
Overview
1" or Customized Size Ar Coating Half Ball Optical Lens is an optical lens made from Optical Glass. Listed geometry: diameter 1mm-150mm, thickness as Required, ball, hemisphere shape. Optical / electrical data: transmittance >95%. Coating: HC; surface quality 60-40, 40-20, 20-10, 10-5. Listed for Lighting, Medical, Optical and Photography applications. 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 | Ball Lenses |
| Shape | Ball, Hemisphere |
| Diameter | 1mm-150mm |
| Thickness | as Required |
| Transmittance | >95% |
| Coating | HC |
| Surface Quality | 60-40, 40-20, 20-10, 10-5 |
| Clear Aperture | >90% |
| Usage | Lighting, Medical, Optical, Photography |
| Model NO. | TT Lens 98 |
| Lenses Color | Clear |
| Polished | Yes |
| Centration | 3 Arc Minute or Better |
| Diameter Tolerance | +0/-0.1 |
| Bevel | 0.2X45degree |
| Thickness Tolerance | +/-0.1 |
| Supplier | Tianjin Tengteng Optoelectronic Technology Co., Ltd. |
Technical data
| Name | 1" or Customized Size AR Coating Half Ball Optical Lens |
|---|---|
| Material | Optical Glass |
| Design Wavelength | 633nm |
| Surface Figure | λ/2 |
| Diameter Tolerance | +0/-0.1 |
| Paraxial Focal Length | +/-2% |
| Centration | 3 Arc Minute |
| Bevel | 0.2mm×45 ° |
| Surface Quality | 20-10 or as required |
What to specify when you request a quote
- Material — listed as “Optical Glass”; name the glass or crystal.
- Geometry — listed as “1mm-150mm”; give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “60-40, 40-20, 20-10, 10-5”; quote surface figure (λ) and scratch-dig.
- Centring and edges — listed as “3 Arc Minute or Better”; 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 AR-Coated Glass Materials for High-Transmission Optical Parts. How parts like this are machined and finished is covered in Optical Glass Polishing for High Clarity Surfaces. For an application example, read AR Coated Glass for Appliance Touch Screens: Specs and Selection. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is AR-Coated High-Transparency Optical Glass.
