УДК: 681.7.067.2.013.5

Varifocal objectives for thermal imaging surveillance devices

Kozlov, S.D., Nasyrov, A.R., Nigmatullina, N.G.

Publication in Journal of Optical Technology

For Russian citation (Opticheskii Zhurnal):

Козлов С.Д., Насыров А.Р., Нигматуллина Н.Г. Вариообъективы для тепловизионных приборов наблюдения // Оптический журнал. 2017. Т. 84. № 3. С. 53–56.

Kozlov S.D., Nasyrov A.R., Nigmatullina N.G. Varifocal objectives for thermal imaging surveillance devices [in Russian] // Opticheskii Zhurnal. 2017. V. 84. № 3. P. 53–56.

For citation (Journal of Optical Technology):

S. D. Kozlov, A. R. Nasyrov, and N. G. Nigmatullina, "Varifocal objectives for thermal imaging surveillance devices," Journal of Optical Technology. 84(3), 201-204 (2017). https://doi.org/10.1364/JOT.84.000201

Abstract:

Designs of varifocal objectives with different zoom ratios for operation in spectral ranges of 3–5 and 8–12 μm are considered. The optical layouts, appearance, and design specifications of the objectives are presented.

Keywords:

IR varifocal objectives, IR matrix radiation detectors, IR varifocal objectives design and fabrication

OCIS codes: 220.0220

References:

1. V. P. Ivanov, S. D. Kozlov, A. E. Morozov, and N. G. Nigmatullina, “Objectives with continuously variable focal length for operation in the infrared,” J. Opt. Technol. 74(1), 56–58 (2007) [Opt. Zh. 74(1), 70–73 (2007)].
2. D. S. Volosov, Photographic Optics (Iskusstvo, Moscow, 1971).
3. M. G. Shpyakin, “Study and calculation of objectives with wide intervals of focal-length variation,” Abstract of candidate’s dissertation (State Optical Institute, Leningrad, 1971).
4. V. P. Ivanov, A. E. Morozov, A. R. Nasyrov, and N. G. Nigmatullina, “Infrared lens with continuously variable focal length,” Russian Patent, RU 2,441,196, C1 (2012).
5. V. A. Baloev, V. P. Ivanov, A. R. Nasyrov, N. G. Nigmatullina, and D. N. Sharifullina, “Infrared lens with continuously variable focal length,” Russian Patent RU 2,569,429, C1 (2015).