Product type: Spherical Optical Lenses. Application: Lighting, Medical, Optical, Photography. Model: TT Lens 608.
Overview
Optical Uncoated N-Bk7/Fused Silica/Corning 7979 Substrate for Industrial Camera is a precision glass plate / sheet made from Optical Glass. Listed geometry: diameter +0/-0.01 or as Required, thickness as Required, single-lens shape. Optical / electrical data: transmittance >95%. Coating: HMC; surface quality 40-20 or Better. 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 Optical Lenses |
| Shape | Single-lens |
| Thickness | as Required |
| Transmittance | >95% |
| Coating | HMC |
| Surface Quality | 40-20 or Better |
| Usage | Lighting, Medical, Optical, Photography |
| Model NO. | TT Lens 608 |
| Lenses Color | Clear |
| Bevel | Protective Bevel as Needed Products Learn More |
| Diameter Tolerance | +0/-0.01 or as Required |
| Supplier | Tianjin Tengteng Optoelectronic Technology Co., Ltd. |
Technical data
| Name | Optical Uncoated N-BK7/Fused Silica/Corning 7979 Substrate for Industrial Camera |
|---|---|
| Size | Dia 12.7mm, Dia 25.4mm, D50.8mm or others |
| Anti-Reflection Coating Options | MgF2, VIS 0°, VIS-NIR, NIR I, NIR II, VIS-EXT, and YAG-BBAR |
| 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 based on client requests |
What to specify when you request a quote
- Material — listed as “Optical Glass”; name the glass or quartz grade.
- Outline and thickness — listed as “as Required”; give outline, thickness and tolerances.
- Holes, slots and features — listed as “Single-lens”; dimension every hole and its position tolerance on the drawing.
- Edges — listed as “Protective Bevel as Needed Products Learn More”; state edge finish and chamfer.
- Surface — listed as “40-20 or Better”; state polish and flatness where they matter.
Engineering guides for this part
For material grades and coating options, see Custom Borosilicate Glass Sheets Cut to Size: Precision and Performance. How parts like this are machined and finished is covered in Glass Wafer Cutting, Dicing, and Coring: Precision Manufacturing Process. For an application example, read Custom Ultra-Thin Glass Discs for Appliance Sensor Assemblies. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Custom LED Package Glass Cover Plate.
