Product type: Laser Protective Lens. Application: Optical, Protect The Focusing Lens.
Overview
The D24.9*1.5/D27.9 *4.1/D30*5/D37*7/D37*1.6/D38*1.6 / D28*2 Fiber Laser Optical Lens Original is supplied as an optical lens made from Fused Silica. Typical applications: Optical and Protect The Focusing Lens. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Fused Silica |
|---|---|
| Type | Laser Protective Lens |
| Usage | Optical, Protect The Focusing Lens |
| Standard Component | Standard Component |
| Weight | 0.5kg |
| Head Model | Wsx/Qilin/Hanwei |
| Supplier | Demark (Wuhan) Technology Co., Ltd |
Technical data
| Material | High temperature resistant quartz crystal |
|---|---|
| Coating | Double-sided AR coating |
| equipment | German optical equipment |
| Process | Slicing, spheronization, polishing, polishing, vacuum high-temperature coating, sorting, ultrasonic cleaning, manual inspection, packaging, etc. |
| Diameter | range 20-140mm |
|---|---|
| Thickness | range 1-9MM |
| Diameter tolerance | ±0.01mm |
| Thickness tolerance | ±0.01mm |
| Wavelength | 1010-1100mm |
| Transmittance | 99.998% |
| Clear aperture | 290% |
| Parallelism | 0.1mm |
What to specify when you request a quote
- Material — listed as “Fused Silica”; 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 Fused Silica Windows for UV and Laser Optical Systems. How parts like this are machined and finished is covered in Optical Glass Polishing for High Clarity Surfaces. 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 Fused Silica Glass Wafers (2–12", JGS1/JGS2).
