Liquid Crystal OPA Scanner

360° Aliasing-Free

Combining a conical mirror to achieve all-solid-state omnidirectional beam steering, eliminating grating lobe aliasing of conventional OPAs without moving parts.

Cao, Jie · Shuanglong, Zhou · Cheng, Yang · Qun, Hao

Optics and Lasers in Engineering 2025

Specifications

Scanning FOV

{'zh': '360', 'en': '1.1'} °

Scanning error less

{'zh': '0.2', 'en': '0.03'} °

Advantages

No moving parts

No grating lobe aliasing