Product type: Thin Film Filter. Application: Medical.
Overview
Optical Meniscus Negative Meniscus and Positive Meniscus Lens: an optical lens made from Glass. Listed geometry: size 80*80mm or Customized, thickness 5mm-10mm. Optical / electrical data: wavelength Customized, transmittance T>99%. Surface quality 60/40. It is used in Medical. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Glass |
|---|---|
| Type | Thin Film Filter |
| Shape | Customized |
| Size | 80*80mm or Customized |
| Cwl | Customized |
| Surface Quality | 60/40 |
| Usage | Medical |
| Color | Transparent |
| Principle | Ar Coating |
| Angle of incidence | 0° |
| Transmition | T>99% |
| Cut off Band | 200-1100nm |
| Thickness Range | 5mm-10mm |
| Supplier | Nano Macro Optics Co.,Ltd. |
What to specify when you request a quote
- Material — listed as “Glass”; name the glass or crystal.
- Geometry — listed as “80*80mm or Customized”; give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “60/40”; 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).
