OL23C-D20 is a monocular Micro-display module used for augmented reality. It uses a 0.23-inch high-brightness screen with a brightness of 3000cd/m ². Optics is a free-form prism,The material is high-quality material. Simply plug in HDMI to light up the screen. PS:If the signal source device is not adaptive, the signal source resolution should be adjusted to 640 x 480. Otherwise, it may not be displayed or the screen may not be full, or the screen may be split. Additionally, your signal source HDMI output port must have video output The driver board of the AV interface can light up the screen by supplying 3.5-5V and AV video signals. The display module is widely used in portable display devices due to its small size, low power consumption, and light weight, reducing customer development cycles and costs. It can be easily applied to customer product development and design. Color: As Shown Material: PCB Package Contents: 1 * HDMI-compatible Board