Available Configurations
| Focal Length | Model / SKU |
|---|---|
| 2 inch | LEL-I012-20 |
| 3 inch | LEL-I012-30 |
| 4 inch | LEL-I012-40 |
2 inch (LEL-I012-20)
- 12 mm diameter CVD ZnSe lens for CO2 lasers
- Intended for 40W laser engraver/cutter machines
- This variant: 2 in. (50.8 mm) focal length
- Image names indicate 99.5% transmittance (not stated in page text)
| Brand | OMTech |
|---|---|
| Model / SKU | LEL-I012-20 |
| Lens Diameter | 12 mm |
| Material | CVD ZnSe |
| Focal Length | 2 in. (50.8 mm) |
| Compatible Laser Power | 40 W |
| Manufacturer | OMTech |
3 inch (LEL-I012-30)
- 12 mm diameter CVD ZnSe lens
- Intended for 40W CO2 laser engravers and cutters
- This variant has a 3 in (76.2 mm) focal length
- Replacement-style lens from OMTech
| Brand | OMTech |
|---|---|
| Model / SKU | LEL-I012-30 |
| Lens Diameter | 12 mm |
| Lens Material | CVD ZnSe (zinc selenide) |
| Focal Length | 3 in (76.2 mm) |
| Compatible Laser Power | 40 W |
4 inch (LEL-I012-40)
- 12 mm diameter CVD ZnSe lens
- Designed for 40W CO2 laser engravers and cutters
- 4 in. (101.6 mm) focal length for this SKU
- 2-year quality guarantee
- Ships within 15 days
| Brand | OMTech |
|---|---|
| Model / SKU | LEL-I012-40 |
| Lens diameter | 12 mm |
| Material | CVD ZnSe (zinc selenide) |
| Compatible laser power | 40 W |
| Focal length | 4 in. (101.6 mm) |
| Other focal lengths on page | 1 in. (25.4 mm), 2 in. (50.8 mm), 3 in. (76.2 mm) |





