Varifocal lens
| Parameters | Narrow field of view | Wide field of view |
|---|---|---|
| Focal length, mm | 100 | 25 |
| F/# | 1,3 | 1,3 |
| Spectral range, μm | 8 – 12 | 8 – 12 |
| Sensor size, mm | 13,6 | 13,6 |
| Back focal length, mm | not less than 15,2 | |
| Backworking length, mm | 10 | |
| Field of view, deg. | 7,8 | 30,5 |
| Minimum finite distance to object, mm | 3500 | 1700 |
Opto-Technological Laboratory Ltd (Opto-TL) is innovative production enterprise founded in 2002. Main activity – design and manufacturing of optical products.
Quality Management System applied to development, manufacturing and service of optical components out of crystals and glasses, optical systems (including objectives), optical testing and measuring devices corresponds to GOST R ISO 9001-2015.
Contact information
Phone: +7 (812) 347-76-90
E-mail: sales@optotl.ru
For technical questions: technical_service@optotl.ru
2025 © Opto-Technological Laboratory» Ltd
Made by SOTBI