W E Barlow
Added spherical mirrors in front of the lamp reflecting light back into reflectors in Scotland
James Barnet
Lighthouse Builder in Australia
Frederic D Barbier
Manufacturer of Fresnel Lenses in France BBT
Herbert Bamber
Designed and built many lighthouses
James M Balfour
Invented the refraction protractor in Scotland
Charles Babbage
Invented a numerical characteristic for lighthouses
Moriz Arzberger
Invented a long duration lamp for lighthouses in 1885
Ami Argand
Invented the Argand Lamp with a hollow wick
Francois Arago
Developed the Multi-wick Lamp with Augustin Fresnel and acted as Fresnel's mentor
Emile Allard
Head of the French Service des Phares et Balises