LOTUS
SWIR 15-300mm F/2.8 – 4.3 Continuous zoom lens
Lens for 9.6 X 7.68mm detectors
FEATURES / APPLICATIONS / CAPABILITIES
– X20 zoom ratio
– High-performance zoom lens for SWIR detectors
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| Optical | ||
|---|---|---|
| Focal Length / F# | 15 – 300 mm F/2.85 – 4.3 | Continuous zoom lens, Nominal values |
| Working spectral band | 0.9 – 1.7µ | |
| Detector (FPA) type / size | 9.6 x 7.68 mm | 12µ, 15µ or 20µ pitch |
| FOV (degrees) | Narrow: 1.9°(H) x 1.5° (V) | F/4.3 |
| Wide: 32°(H) x 26° (V) | F/2.8 | |
| Optical Average Transmission: | >15% | |
| Optical Back Focal Length | 18 mm | Nominal, to FPA |
| Mechanical | ||
|---|---|---|
| Mechanical Back Focal Length | 13 | C-Mount standard |
| Focus / Zoom mechanism | Motorized | |
| Motorized Iris diaphragm is included | ||
| LOS shift during focusing | 0.15 mm on PFA (10 pixels) | Typical value |
| Focus / Zoom indication position | Included | Through encoder of motor and opto-switch. |
| Total Weight | 2 kg | |
| Structure | Open frame, Front element sealed to front element flange. | |
| External Dimensions | Max dimension: 120mm diameter x 300 mm Length |
| Electrical | ||
|---|---|---|
| Power Input | 12VDC, 1.0A | Nominal |
| Communication Protocol | RS-422/232 Full Duplex | Baud rate 19,200, n, 8, 1 |
| ENVIRONMENTAL | |
|---|---|
| Operating Temperature / Storage Temperature | -20ºC to +50ºC / -30ºC to +70ºC |
| Shock and Vibrations | Per applicable standart |
| Front lens sealing | IP67 By request |