Topic/table/engineering

Topic	Description	Wikipedia link	Subdivision	Skills used in research
Armillary sphere	The construction and use of armillary spheres	Armillary sphere	Astronomy
Astrolabe	The construction and use of the astrolabe	Astrolabe	Astronomy
Dioptra	The construction and use of the dioptra	Dioptra	Astronomy
Mural instrument	The construction and use of a mural instrument or mural quadrant	Mural instrument	Astronomy
Orrery		Orrery	Astronomy
Spherical astrolabe		Astrolabe	Astronomy
Wood lamination	The use of lamination	Lamination	Construction	Mechanic
Models and templates	The use of models and templates in engineering	Prototype and Stencil	Design	Mechanic
Archimedes principle	The law of fluid displacement	Archimedes' principle	Fluid	Fluid engineer
Force pump		Piston pump § Force pump	Fluid
Theory of siphon	The action of the siphon	Siphon	Fluid	Fluid engineer
Valves	The construction and use of valves	Valve	Fluid	Fluid engineer
Astrarium		Astrarium	Horology
Conical water clock		Water clock	Horology
Hourglass		Hourglass	Horology
Mechanical clock		Clock § Early mechanical clocks	Horology
Shadow clock	The use of shadows to tell direction and time	Sundial	Horology	Mechanic
Water clock	The use of water-based devices to tell time	Water clock	Horology
Water clock reservoir	The use of reservoirs in water-based clocks to improve their accuracy	Zhang Heng § Extra tank for inflow clepsydra	Horology
Balance wheel	The construction and use of the balance wheel.	Balance wheel	Machine	Mechanic
Bellows	The construction and use of the bellows	Bellows	Machine	Mechanic
Camshaft	The construction and use of the camshaft	Camshaft	Machine	Mechanic
Chain drive	The construction and use of chain drives	Chain drive	Machine	Mechanic
Chariot odometer	The construction and use of the chariot odometer	Odometer	Machine	Mechanic
Combination lock	The construction and use of the combination lock	Combination lock	Machine	Mechanic
Crank	The construction and use of the crank	Crank (mechanism)	Machine	Mechanic
Crankshaft	The construction and use of the crankshaft	Crankshaft	Machine	Mechanic
Differential gear	The construction and use of the differential gear	Differential (mechanical device)	Machine	Mechanic
Double acting piston bellows	The construction and use of the double-acting piston bellows	Bellows	Machine	Mechanic
Lever	The construction and use of the lever	Lever	Machine	Mechanic
Mechanical compass	The construction and use of the mechanical compass	Compass	Machine	Mechanic
Padlock	The construction and use of the padlock	Padlock	Machine	Mechanic
Piston	The construction and use of the piston.	Piston pump § Force pump	Machine	Mechanic
Pulley	The construction and use of the pulley	Pulley	Machine	Mechanic
Screw	The construction and use of the screw	Screw	Machine	Mechanic
Straight beam balance	The construction and use of the straight-beam balance	Weighing scale § Mechanical balances	Machine	Mechanic
Theory of gears	The reasons why gears are effective	Gear	Machine	Mechanic
Theory of lever	The reasons why the lever is effective	Lever	Machine	Mechanic
Theory of pulley	The reasons why pulleys are effective	Pulley	Machine	Mechanic
Theory of screw	The reasons why screws are effective	Screw	Machine	Mechanic
Theory of wedge	The reasons why the wedge is effective	Wedge	Machine	Mechanic
Theory of wheel and axle	The reasons why the wheel-and-axle construction is effective	Wheel and axle	Machine	Mechanic
Trip hammer	The construction and use of the trip-hammer.	Trip hammer	Machine	Mechanic
Tumbler lock	The construction and use of the tumbler lock	Pin tumbler lock	Machine	Mechanic
Verge escapement	The construction and use of the verge escapement	Verge escapement	Machine	Mechanic
Warded lock	The construction and use of the warded lock	Warded lock	Machine	Mechanic
Water-powered piston bellows	The construction and use of the water-powered piston bellows.	Du Shi § The Water-Powered Blast Furnace	Machine	Mechanic
Water-powered sawmill	The construction and use of the water-powered sawmill.	Watermill	Machine	Mechanic
Water-powered trip hammer	The construction and use of the water-powered trip hammer	Trip hammer and Water wheel	Machine	Mechanic
Water wheel	The construction and use of the water wheel.	Water wheel	Machine	Mechanic
Windlass	The construction and use of the windlass	Windlass	Machine	Mechanic
Atmospheric refraction		Atmospheric refraction	Optics
Camera obscura	The construction and use of the camera obscura	Camera obscura	Optics	Optics engineer
Cause of twilight		Atmospheric optics	Optics
Crystal lens	The construction and use of the crystal lens	Lens (optics) and Crystal	Optics	Optics engineer
Glass lens	The construction and use of the glass lens	Lens (optics) and Glass	Optics
Height of atmosphere		Atmosphere of Earth	Optics
Law of refraction		Snell's law	Optics
Parabolic mirror		Parabolic reflector	Optics
Theory of color		Color theory	Optics
Theory of rainbows		Rainbows	Optics
Water-filled spheres	The construction and use of water-filled spheres as lenses	Lens (optics) and History of optics § Early history of optics	Optics	Optics engineer