[Discontinued] LWIR series
Long Wave Infrared (LWIR) Lens
Opto Engineering Longwave Infrared Lenses
- Lineup of 3 models of f35.0, f50.0, and f75.0 for each wavelength band
- Compatible with 1/2″ image sensor (diagonal 21mm)
- fixed aperture
- Custom mount available
Drawings are available from the OptoEngineering website.
Go to the OptoEngineering website
For purchase inquiries, please call 03-5628-5116 or formfrom
- *This product is manufactured by the Italian lens manufacturer Opto Engineering. We are their distributor in Japan.
- *Prices of Opto Engineering products are reviewed monthly due to exchange rate fluctuations.
- *Opto Engineering products are only sold in Japan.
Optical system specifications
| Model | Optical system specifications | |||||||
|---|---|---|---|---|---|---|---|---|
| Focal length | F value | wavelength | close range | Average transmittance | NAMore | Dist application |
back focus |
|
| (mm) | (μm) | (mm) | (%) | (%) | (mm) | |||
| LW03514 | 35.0 | 1.4 | 8.0-14.0 | 350〜∞ | 90 | 0.336 | 0.2 | 11.88 |
| LW05014 | 50.0 | 1.4 | 8.0-14.0 | 500〜∞ | 90 | 0.336 | 0.2 | 18.00 |
| LW07514 | 75.0 | 1.4 | 8.0-14.0 | 750〜∞ | 90 | 0.336 | 0.2 | 14.63 |
- *The surface is coated with heart carbon (HCAR).
- * All mounts are custom-made (OEM).
- *Weight is without mount.
Appearance specifications
| Model | Appearance specifications | |||||
|---|---|---|---|---|---|---|
| focus type | focus lock screw | length | Diameter | weight | mount | |
| (mm) | (mm) | (g) | ||||
| LW03514 | manual | ◯ | 57.62 | 71.0 | 300 | M46×1/OEM |
| LW05014 | manual | ◯ | 51.50 | 71.0 | 300 | M46×1/OEM |
| LW07514 | manual | ◯ | 106.41 | 85.0 | 850 | M46×1/OEM |
