Fig. 1. Schematic for testing optical performance of cylindrical lens

Fig. 2. Debugging spot of micro-cylindrical lens and corresponding cross-section profile feature. (a) Spot pattern obtained by measurement; (b) surface profile and local error test result of fast axis micro-cylindrical lens

Fig. 3. Composition diagrams of periodic texture structure

Fig. 4. Simulated spots and intensity distribution along fast axis direction. (a) Spot when H=0 nm; (b) spot when H=26.8 nm; (c) cross-sectional distribution of light intensity

Fig. 5. Spot patterns obtained by experiment. (a) H=13.1 nm; (b) H=15.3 nm; (c) H=16.2 nm; (d) H=18.2 nm; (e) H=22.8 nm; (f) H=26.8 nm

Fig. 6. Peak intensity of stray light versus H

Fig. 7. Cross-sectional error of micro-cylindrical lens and corresponding light intensity distribution along fast axis direction. (a) Detail view of knife pattern with periodic structure; (b) detail view of knife pattern with aperiodic structure; (c) cross-sectional distribution of light intensity of micro-cylindrical lens