Subject ASC0003k48

Journal of the Royal Microscopical Society.
1900, Page 254 (1900)
MBLWHOI Library
BHL Page 2233886

Keywords

Messrs. R. and J. Beck Wide-Angle Oil-Immersion Condenser Fig 58 1.4 N.A aplanatic cone optical combination four systems of lenses removable front lens low-power work angular aperature 0.06 of an inch use in conjuction 1/12 1.4 N.A for critical resolution photomicrography Leitz' Bull-Eye Condenser fig. 59 illuminating lens new form of stand instruments R. and J. Beck wide-angle oil-immersion condenser E. Leitz Wetzlar bull's-eye condenser condenser oil immersion dry achromatic Leitz bull's eye dry achomatic condenser Leitz' Bull's-Eye Conderser

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