Product type: Endoscope Lenses. Application: Optical.
Overview
Wholesale Endoscope Glass 2.7X29mm Rod Lens: an optical lens made from Optical Glass. Listed geometry: endoscope lenses shape. Optical / electrical data: transmittance >95%. Typical applications: Optical. 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 | Endoscope Lenses |
| Shape | Endoscope Lenses |
| Transmittance | >95% |
| Usage | Optical |
| Lenses Color | Clear |
| Supplier | Shenyang Ebetter Optics Co., Ltd. |
Technical data
| Material | N-BK7, UVFS, H-K50, |
|---|---|
| H-F4, H-BAK7, H-LAF10L, | |
| N-SK15, H-ZK21, H-F1, H-ZF4 | |
| Diameter | Ø0.6mm or customization |
| Type | Flat/Flat |
| Plano-Convex | |
| Plano-Concave | |
| Cemented | |
| Flatness | N<3, ΔN<0.5 for spherical surface |
| N λ/4~λ/8 for flat surface | |
| Centering | <5' |
| Surface Quality | 20/10~60/40 |
| Clear aperture | 90% |
| Coating | Uncoated, or customized |
| Material | Length | Dia1 | Dia2 | Dia3 | Dia4 | Dia5 | Dia6 | Dia7 | Dia8 |
| N-BK7, UVFS, H-K50, H-F4, H-BAK7, H-LAF10L, N-SK15, H-ZK21, H-F1, H-ZF4 | 11.4 | 2.1 | 2.0 | 1.9 | 1.8 | 1.7 | |||
| 14.7 | 2.1 | 2.0 | 1.9 | 1.8 | 1.7 | ||||
| 15 | 2.1 | 2.0 | 1.9 | 1.8 | 1.7 | ||||
| 17.6 | 2.2 | 2.1 | 2.0 | 1.9 | 1.8 | ||||
| 19.4 | 2.2 | 2.1 | 2.0 | 1.9 | 1.8 | ||||
| 20.2 | 2.2 | 2.1 | 2.0 | 1.9 | 1.8 | ||||
| 22.9 | 2.8 | 2.7 | 2.77 | 2.2 | 2.1 | 2.0 | 1.9 | 1.8 | |
| 23 | 2.8 | 2.7 | 2.77 | 2.2 | 2.1 | 2.0 | 1.9 | 1.8 | |
| 24 | 2.8 | 2.7 | 2.77 | 2.2 | 2.1 | 2.0 | 1.9 | 1.8 | |
| 29 | 3.5 | 3.2 | 2.77 | 3.0 | 2.8 | 2.7 | |||
| 29.5 | 3.5 | 3.2 | 3.0 | 2.8 | 2.7 | ||||
| 29.8 | 3.5 | 3.2 | 3.0 | 2.8 | 2.7 | ||||
| 46 | 6.6 | 6.5 | 6.0 | 5.5 |
What to specify when you request a quote
- Material — listed as “Optical Glass”; 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 and Other Glass Materials for Machined Components. How parts like this are machined and finished is covered in Optical Glass Polishing for High Clarity Surfaces. 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).
