amidoinitrite, specialist scholars, specialist scholarship Augmented contextual instruction user experience (Image tracking) October 21, 2013 / Screen captures from the completed image-tracking augmented contextual instruction user experience. The augmented contextual instruction is made up of a sequence of junaio channels that can be browsed in the junaio AR browser. For this example, the channels were browsed using junaio on an iPad. The first step in disassembling a rear brake caliper is to remove the bracket from the caliper. Use a spanner to loosen the retaining bolts. The second step in disassembling a rear brake caliper is to inspect and clean the retaining bolts and remove the rubber seal from the bracket. Insert the air tool into the fluid inlet port of the caliper. Use a pointed tool to remove the piston seal from the caliper. The instructional poster provides the user with an entry point to the object-based or image-based ‘How to disassemble a rear brake caliper’ augmented contextual instruction.