# PMMA Condenser Lens

The microscope illumination needs a condenser lens. We use low-cost PMMA lenses designed for collimating LEDs. The do not produce a high quality image, my are adequate for the illumination. These are easiest to buy in bulk from AliExpress, however the link changes regularly.

## Specifications

Attribute | Value
--- | ---
Focal Length | 5 mm
Outer Diameter | 12.7 mm
Material | PMMA