Hongda Chen, Changxi Xue. Design of Mid-Wave Infrared Optical System with High Variable Ratio Miniaturization[J]. Acta Optica Sinica, 2020, 40(2): 0222001
- Acta Optica Sinica
- Vol. 40, Issue 2, 0222001 (2020)
Fig. 1. Schematic of traditional four-component zoom system
Fig. 2. Schematic of composite continuous zoom system
Fig. 3. Schematic of optical system. (a) EFL:360 mm; (b) EFL:250 mm; (c) EFL:200 mm; (d) EFL:100 mm; (e) EFL:70 mm; (f) EFL:12 mm
Fig. 4. MTF curves. (a) EFL:360 mm; (b) EFL:250 mm; (c) EFL:200 mm; (d) EFL:100 mm; (e) EFL:70 mm; (f) EFL:12 mm
Fig. 5. Diffuse speckle diagrams. (a) EFL:360 mm; (b) EFL:250 mm; (c) EFL:200 mm; (d) EFL:100 mm; (e) EFL:70 mm; (f) EFL:12 mm
Fig. 6. Relation among radius, phase, and period of diffraction optical element. (a) Diffraction plane of the fifth lens; (b) diffraction plane of the seventh lens
Fig. 7. Cam curves
Fig. 8. 3D model of cam
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Table 1. Optical design parameters
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Table 2. Parameters of moving component spacingmm
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Table 3. Ring period of diffraction optical element
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