What Is a BK7 Rod Lens?
A BK7 Rod Lens is a cylindrical optical component made from BK7 optical glass.
Its rod-shaped geometry provides a cylindrical optical surface for controlled light transmission and optical direction. The lens can be processed with accurate dimensions and fine surface quality.
BK7 Rod Lens Specifications
| Material | BK7 |
| Diameter | 2mm |
| Length | 14.15mm / 28.3mm |
| End Surface | Polished both ends |
| Surface Quality | 60/40 |
Picture of Rod Lens
Video of K9 Rod Lens
Key Features of BK7 Rod Lens
- Precise diameter and length control
- Smooth polished surface options
- Stable optical performance
Applications of Rod Lens
- Laboratory optical equipment
- Light transmission assemblies
- Optical sensor systems
- Precision optical components
Frequently Asked Questions
What material is used for a BK7 Rod Lens?
The BK7 Rod Lens is manufactured from BK7 optical glass. Other optical materials can also be considered when required by the optical design.
What shape does a BK7 Rod Lens have?
A BK7 Rod Lens has a cylindrical rod shape with a controlled optical surface along its length.












