Visual alignment of paired electronic appliances

Abstract

Described herein are techniques for aligning two units of an electronic appliance. An electronic appliance may a first unit configured to couple to a first side of a transparent material, the first unit comprising: an optical loopback component, the optical loopback component comprising at least a loopback input, a loopback output, and a light redirection component; and a second unit configured to couple to a second side of the transparent material, the second unit comprising: a first directional light source, wherein the first directional light source is aligned with the loopback input when the second unit is properly aligned with the first unit; and a first viewing aperture, wherein the first viewing aperture is aligned with the loopback output when the second unit is properly aligned with the first unit.

Dependencies are inferred from the claim text.