Quantity   Component name
1 × Microscope I am using an Amscope M170C purchased from eBay: http://www.ebay.com/itm/141603487923 Cost: $80
1 × Cellphone Mount for Microscope http://www.thingiverse.com/thing:1470646
1 × Android phone with camera I'm using a Fire Phone, but nearly any Android phone with a camera and preferably auto-focus will do. Cost: $70
1 × Focus motor Motor for adjusting focus over the web, purchased from eBay: http://www.ebay.com/itm/111901908529 Cost: $3.79
1 × 3D printed adapter/wheel Lego wheel for engaging focus knob: http://www.bricklink.com/v2/search.page?q=4185c01#T=A and 3D printed adapter, plus M3 set/mounting screws
1 × Y-Axis Motor/Stage Y-axis motor for moving slide in the short axis, purchased here: http://www.ebay.com/itm/121934710060 Cost: $2.48
1 × X-Axis Motor/Stage X-axis motor for moving slide in the long axis, purchased here: http://www.ebay.com/itm/262136734214 Cost: $2.90
1 × ESP8266 based Control Board ESP8266 for controlling the motors and communicating with the Android phone or PC over the web Cost: ~$20
1 × Stepper Drivers Using stepstick drivers purchased here: http://www.ebay.com/itm/121896175715 Cost: $3.87