Product type: Spherical Lenses. Application: Lighting, Medical, Optical, Photography. Model: TT Lens 55.
Overview
Ar Coated 633nm/1064nm/1550nm/ Laser Grade Plano-Concave Optical Lenses: an optical lens made from Optical Glass. Listed geometry: thickness as Required, single-lens shape. Optical / electrical data: transmittance >95%. Coating: HMC; surface quality as Required. It is used in 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 | Spherical Lenses |
| Shape | Single-lens |
| Thickness | as Required |
| Transmittance | >95% |
| Coating | HMC |
| Surface Quality | as Required |
| Usage | Lighting, Medical, Optical, Photography |
| Model NO. | TT Lens 55 |
| Lenses Color | Clear |
| Bevel | Protective Bevel as Needed |
| Polished | Yes |
| Supplier | Tianjin Tengteng Optoelectronic Technology Co., Ltd. |
Technical data
| Product Name | AR Coated 633nm/1064nm/1550nm/ Laser Grade Plano-Concave Optical Lenses |
|---|---|
| Shape | Plano Concave |
| Description | Plano-Concave Lenses, which have one concave surface, are Optical Lenses with negative focal lengths. |
| Material | JGS1 |
| Coating | AR Coated |
| 1.Material | Domestic or foreign materials are selected based on clients' requests |
|---|---|
| 2.Diameter tolerance | 0/-0.01mm |
| 3.Clear aperture | 90%-100% |
| 4.Tolerance of CT or ET | ±0.02mm |
| 5.Vector Tolerance | ±0.015mm |
| 6.Aperture Tolerance | ±0.02mm |
| 7.Surface Quality | US Standard 10-5,ISO Standard 3X0.063 |
| 8.Curvature Tolerance | ±1.5Lambda |
| 10.Centration | 30 arc seconds |
| 11.Focal Length | ±1% |
| 12.Edge Chip | <0.1mm |
| 13.Bevel | Based on clients' requests |
| 14.Coating | Apply AR or reflecting coating or based on client requests |
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 — listed as “as Required”; 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 AR-Coated Glass Materials for High-Transmission Optical Parts. How parts like this are machined and finished is covered in Flat Glass Polishing Process for Precision Substrates. For an application example, read How to Handle and Maintain Precision Glass Components in Laser Systems. 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.
