ScienceJohn Michels (Journalist) 1946 |
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Page 126
... optical industry . When the Japanese were coming over the Kokoda Trail in New Guinea and the people of Queensland had their automobiles loaded to move their families south at a moment's notice , the Australian optical industry consisted ...
... optical industry . When the Japanese were coming over the Kokoda Trail in New Guinea and the people of Queensland had their automobiles loaded to move their families south at a moment's notice , the Australian optical industry consisted ...
Page 209
... OPTICAL GLASS OF 374 The optical equipment upon which science is so dependent is , in turn , dependent upon op- tical glass . Prior to World War I , American- made optical glass was a laboratory curiosity . At that time Bausch & Lomb ...
... OPTICAL GLASS OF 374 The optical equipment upon which science is so dependent is , in turn , dependent upon op- tical glass . Prior to World War I , American- made optical glass was a laboratory curiosity . At that time Bausch & Lomb ...
Page 345
... optical flat or test glass , permit measurements accurate to 0.000002 " . This optical principle is applied to the production of all Bausch & Lomb precision optical elements , from microscope objective lenses as small as a pinhead to ...
... optical flat or test glass , permit measurements accurate to 0.000002 " . This optical principle is applied to the production of all Bausch & Lomb precision optical elements , from microscope objective lenses as small as a pinhead to ...
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