000 00714 a2200217 4500
005 20250515212717.0
264 0 _c20100329
008 201003s 0 0 eng d
022 _a0028-0836
024 7 _a10.1038/159851a0
_2doi
040 _aNLM
_beng
_cNLM
100 1 _aHALLIMOND, A F
245 0 0 _aProduction of contrast in the microscope image by means of opaque diaphragms.
_h[electronic resource]
260 _bNature
_cJun 1947
300 _a851 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aDiaphragm
650 0 4 _aMicroscopy
773 0 _tNature
_gvol. 159
_gno. 4051
_gp. 851
856 4 0 _uhttps://doi.org/10.1038/159851a0
_zAvailable from publisher's website
999 _c19616208
_d19616208