Fig. 1. Presentation and perception of stereoscopic video

Fig. 2. Schematic of stereo camera model

Fig. 3. Transformation diagram of three coordinate systems

Fig. 4. Schematic of matching camera field angle and eye angle

Fig. 5. Basic setting of the experiment

Fig. 6. Left and right fusion view with parallax captured by the lens. (a) Lens with focal length of 15 mm; (b) lens with focal length of 35 mm; (c) lens with focal length of 105 mm

Fig. 7. EEG data and blink markers. (a) Amp data of four electrodes; (b) PSD data of five bands

Fig. 8. VIMSL at different time

Fig. 9. Mean of VIMSL and SSQ score corresponding to different focal lengths. (a) VIMSL; (b) SSQ score

Fig. 10. Standard deviation of CoP under different focal lengths

Fig. 11. 95% confidence ellipse area of CoP under different focal lengths

Fig. 12. Blink rate under different focal lengths