Rui QU, Hongwei ZHANG, Huinan GUO, Jian LI. 30× VIS-SWIR wideband zoom lens design (invited)[J]. Infrared and Laser Engineering, 2024, 53(10): 20240296
- Infrared and Laser Engineering
- Vol. 53, Issue 10, 20240296 (2024)
Fig. 1. Design model of zoom optical system
Fig. 2. Design model of zoom lens with two moving parts
Fig. 3. Design result of the 0.48-1.7 μm wide band zoom optical system. (a) EFL =10 mm; (b) EFL =150 mm; (c) EFL =300 mm
Fig. 4. Schematics of the FOV changeable multi band zoom lens
Fig. 5. Schematics of the FOV splitting multi-band zoom lens
Fig. 6. (a) Cam curve of the wideband zoom system (Z group and C group correspond to Z-part and C-part in Fig.3, respectively) ; (b) Error function change curve through the zoom range
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Table 1. Performance of some typical glass materials in 0.4-1.7 μm
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Table 2. Design requirements
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Table 3. Performance of the zoom optical system in wideband
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Table 4. The resulted tolerance limits of the optical system
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