Product type: Plano-Convex Lenses. Application: Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc. Model: RAY-OL028#.
Overview
Znse Plano-Convex CO2 Laser Lens/CO2 Laser Lens/Infrared Laser Lens/Znse Lens: an optical lens in Optical Glass (Znse(Zinc Selenide) substrate). Listed geometry: single-lens shape. Optical / electrical data: transmittance Central 90% of Diameter. Supplied uncoated; surface quality 40-20 Scratch-Dig or Custom Manufacturing. Typical applications: Lighting, Medical, Optical, Photography and Laser. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Optical Glass |
|---|---|
| Substrate | Znse(Zinc Selenide) |
| Type | Plano-Convex Lenses |
| Shape | Single-lens |
| Transmittance | Central 90% of Diameter |
| Coating | Uncoated |
| Surface Quality | 40-20 Scratch-Dig or Custom Manufacturing |
| Usage | Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc |
| Model NO. | RAY-OL028# |
| Lenses Color | Clear |
| Efl | 5.13-7.5inches or Custom Manufacturing |
| Edge Thickness | 7.1-9.65mm or Custom Manufacturing |
| Transmission | More Than 99.3% |
| Products Name | ZnSe Plano-Convex CO2 Laser Lens |
| Lens Substrates | ZnSe(zinc selenide) |
| Optional I | ZnSe(zinc selenide) |
| Optional II | Equivalent ZnSe(zinc selenide) |
| AR. Coating | Rautel antireflective coating. |
| Applying Fields I | CO2 laser |
| Applying Fields II | Focus, collect and collimate light |
| Appling Fields III | Other |
| Main Optical Tech Specification | Lens Shape |
| Main Physical Size Specification | Products Code |
| Main Cooperation Materials Manufacturers | CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,C-LASER,ETC |
| Supplier | Shanghai Rui Tai Photoelectric Technology Co., Ltd. |
Technical data
| Optional I: | ZnSe(zinc selenide)from CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,ETC |
|---|---|
| Optional II: | Equivalent ZnSe(zinc selenide)Made in China, C-laser own brands |
| Applying Fields I: | CO2 laser |
|---|---|
| Applying Fields II: | Focus, collect and collimate lightFocusing and collimating laser beamCollimating the optical fiber output |
| Appling Fields III: | Other |
| Antireflection Coating | Raytek | Reflectivity | – <0.2% |
| Coating Type | – | Edge Thickness Tolerance | -±0.1 mm |
| Coating Code | – | Diameter Tolerance | – +0.0/-0.1 mm |
| Transmission | – >99.3% | Centration | ≤3 arc min |
| Absorption | <0.20% | Clear Aperture | ≥central 90% ofdiameter |
| Surface Flatness | – | OEM/ODM | Accepted |
What to specify when you request a quote
- Material — listed as “Optical Glass”; name the glass or crystal.
- Geometry — listed as “Products Code”; give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “40-20 Scratch-Dig or Custom Manufacturing”; quote surface figure (λ) and scratch-dig.
- Centring and edges — listed as “7.1-9.65mm or Custom Manufacturing”; state centration and edge chamfer.
- Coating — listed as “Uncoated”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Fused Silica Windows for UV and Laser Optical Systems. 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 Infrared Windows.
