This single element lens gives an increase in output compared with the 3-element lenses with a small reduction in beam quality.
O-ring type focus tension.
- Lens Material: Single element; Coated optical glass
- Lens Holder: 9mm x 0.5mm thread, 9mm length, blackened brass
- EFL (Effective Focal Length):4.05mm
- CA (Central Aperture):5.0mm
- SD (Diode to lens):2.73mm
- Coating: 400-700nm