Isle au Haut Lighthouse (Robinson Point Light)
Isle au Haut, Maine
Location: Robinson Point, west coast of Isle au Haut; south side of western entrance to Isle au Haut Thorofare
Coordinates: 44 03 53 N 68 39 05 W
Active aid to navigation. The lighthouse is maintained by the Town of Isle au Haut and the Isle au Haut Lighthouse Committee. The keeper's house is privately owned and is operated as a bed and breakfast inn known as the Keeper's House Inn.
Isle au Haut is accessible by ferry from Stonington. The grounds are open to the public, but the lighthouse is not.
Station established: 1907
Present lighthouse built: 1907
Construction material: Brick, granite
Other buildings still standing: 1907 keeper's house, 1907 boathouse, 1907 oil house, outhouse
Height of tower: 40 feet
Height of focal plane: 48 feet
Original optic: Fifth-order Fresnel lens
Present optic: 250 mm (below)