Product type: Aspheres. Application: Lighting, Optical. Model: AT-61153.
Overview
The Advanced Optical Aspheres for Superior Lens Manufacturing Solutions is supplied as an optical lens made from Optical Glass. Listed geometry: aspheres shape. It is used in Lighting and Optical. 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 | Aspheres |
| Shape | Aspheres |
| Usage | Lighting, Optical |
| Model NO. | AT-61153 |
| Lenses Color | Clear |
| NOTE | Manufacturing specification limits are dependent on required diameters and departure from best fit spheres. |
| Supplier | Shanghai Anttrans Technology Co., Ltd |
Technical data
| Contact Stylus Profiler | ~ 1.0 µm |
|---|---|
| Non-Contact Profiler | ~ 0.1 µm |
| 2-D Surface Interferometry | ~ 0.03 µm |
| Proprietary TASP tool | ~ 0.03 µm |
| Capability by Attribute | Units | Manufacturing Limits |
| Dimensional Tolerances | ||
| Diameter | mm | +0.000 / -0.002 |
| Center Thickness | mm | +0.010 / -0.010 |
| Radius | mm | < 1 fringe |
| Mechanical Departures | ||
| Bevel Sags | mm | +0.000 / -0.002 |
| Sag | mm | +0.000 / -0.002 |
| Wedge | mm | +0.0005 / -0.0005 |
| Aspheric Profile Tolerances | ||
| Irregularity (PV) | fringes | 0.05 |
| Irregularity | nm | 2 |
| Slope | fr/mm | 0.1 |
| Profile | µm | < 0.025 |
| Features | ||
| Bevels | mm | 0.3 |
| Roughness | Å | 2 |
| Scratch-Dig | < 20-10 |
What to specify when you request a quote
- Material — listed as “Optical Glass”; name the glass or crystal.
- Geometry — give diameter, focal length or radii, angles and tolerances.
- Surface figure — quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- 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 Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Fused Silica Glass Wafers (2–12", JGS1/JGS2).
