Details
A collection of 19th Century and later microscope objectives
including an R.& J. Beck 02 oil immersion, a Hugh Powell 00, a Wray ¼in., an Andrew Ross ¼in. and a 1in., others by Carl Zeiss, Ernst Leitz and other makers, all in lacquered brass cans; a collection of len 42mm. x 6mm. eye-pieces, and Beck 25mm. and 50mm. objectives in black enamelled cans (23)
including an R.& J. Beck 02 oil immersion, a Hugh Powell 00, a Wray ¼in., an Andrew Ross ¼in. and a 1in., others by Carl Zeiss, Ernst Leitz and other makers, all in lacquered brass cans; a collection of len 42mm. x 6mm. eye-pieces, and Beck 25mm. and 50mm. objectives in black enamelled cans (23)