Product type: Plano-Convex Lenses. Application: Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc. Model: RAY-OL025#.
Overview
High-Quality CaF2 Planoconvex Lens for Enhanced Optical Clarity: an optical lens in Optical Glass (Calcium Fluoride substrate). Listed geometry: single-lens shape. Optical / electrical data: wavelength Uncoated, transmittance ≥central 90% of Diameter. Supplied uncoated; surface quality 40-20 Scratch-Dig or Custom. 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 | Calcium Fluoride |
| Type | Plano-Convex Lenses |
| Shape | Single-lens |
| Transmittance | ≥central 90% of Diameter |
| Coating | Uncoated |
| Surface Quality | 40-20 Scratch-Dig or Custom |
| Usage | Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc |
| Model NO. | RAY-OL025# |
| Lenses Color | Clear |
| Ar Coating Wavelength | Uncoated |
| Coating Type | Uncoated |
| Surface Accuracy Irregularity | Lambda/4 at 633 Nm |
| Products Name | CaF2 infrared Plano convex lens |
| Lens Substrates | High transmittance CaF2 substrate in infrared band |
| Optional I | CaF2 substrate(calcium fluoride) |
| Optional II | Equivalent CaF2 substrate(calcium fluoride) |
| Applying Fields I | Femtosecond infrared pulse |
| 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, LEONI, AGC,HELLMA, NIKON,VITRON,C-LASER,ETC |
| Supplier | Shanghai Rui Tai Photoelectric Technology Co., Ltd. |
Technical data
| Optional I: | CaF2 substrate(calcium fluoride) from CORNING, OHARA, LEONI, AGC,HELLMA, NIKON,VITRON,ETC |
|---|---|
| Optional II: | Equivalent CaF2 substrate(calcium fluoride) Made in China, C-laser own brands |
| Applying Fields I: | Femtosecond infrared pulse |
|---|---|
| Applying Fields II: | Focus, collect and collimate light Focusing and collimating laser beam Collimating the optical fiber output |
| Appling Fields III: | Other |
| Lens Shape | Plano-Convex | Surface AccuracyIrregularity | λ/4 at 633 nm |
| Lens Material | Calcium Fluoride | Surface Accuracy, Power | – |
| Antireflection Coating | Uncoated | Chamfers | – |
| Coating Type | – | Chamfers Angle/Tolerance | – |
| Coating Code | – | Focal LengthTolerance | – |
| Damage Threshold | – | Centration | ≤3 arc min |
| Surface Quality | 40-20 scratch-dig | 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”; quote surface figure (λ) and scratch-dig.
- Centring and edges — 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.
