Thermotropic liquid crystals have recently become popular for use in optical components for augmented and virtual reality. Chiral liquid crystal (CLC), is of particular interest due to the formation of a photonic bandgap that allows for the creation of polarization-sensitive reflective optical components. Previous investigations have studied 2D diffraction gratings based on long-pitch (5 μm) CLC in combination with a 2D periodic alignment configuration. This yielded 2D diffraction patterns in transmission with the ability to switch between high and low voltage states with hysteresis. In the current study, short-pitch CLC (400 nm and 1 μm) is deposited between two substrates with perpendicularly rotating periodic photoalignment patterns, the shorter pitch resulting in a diffraction grating that produces a 2D diffraction pattern in reflection for wavelengths in the visible range. While a relatively high diffraction efficiency is achieved in the first diffraction order, additional diffraction orders with lower efficiency are present due to the complex CLC configuration in the bulk.