Fig. 1. Working principle of MEMS infrared conversion film. (a) Structure of film; (b) working process of light driving

Fig. 2. Modulation curve of light source

Fig. 3. Results of decomposition of gray image

Fig. 4. Composite results of gray images

Fig. 5. Temperature response curves of film. (a) Power density curves of write visible light; (b) temperature change curves of film

Fig. 6. Modulation waveforms of write visible light and temperature change curves of film. (a1)(a2) Gray value is 255; (b1)(b2) gray value is 157; (c1)(c2) gray value is 1

Fig. 7. Relationship between temperature change in temperature keeping region of film and gray value of write visible light

Fig. 8. Block diagram of experimental equipments

Fig. 9. Diagram of experimental devices for gray test of write visible light image

Fig. 10. Results of gray test of write visible light image. (a) Write visible light waveforms corresponding to different gray values; (b) relationship between average power of write visible light and gray value

Fig. 11. Diagram of experimental devices for infrared gray test

Fig. 12. Results of infrared gray test. (a) Temperature changes of film corresponding to different write visible light powers; (b) relationship between temperature change of film and time when gray value of write visible light is 255

Fig. 13. Generation result of infrared image. (a) Original image written by computer; (b) infrared image generated by MEMS conversion film