Fig. 1. Schematic of alignment-free distributed-cavity laser incorporating cat-eye optics

Fig. 2. (a) Zemax cross section and (b) calculated field curvature of the laser transmitter with spherical lenses

Fig. 3. (a) Zemax cross section and (b) calculated field curvature of the laser transmitter with optimized aspherical lenses

Fig. 4. Laser output power as a function of receiver off-axis distance when using the common spherical lenses and optimized aspheric lenses(The working distance was 5 m)

Fig. 5. Transmitter field of view versus working distance when using the common spherical lenses and optimized aspherical lenses