Phakoscope, for demonstrating accommodation of lens. After Helmholtz, by Sittel, Heidelberg See another figure of this instrument in the <link href="http://www.sil.si.edu/digitalcollections/trade-literature/scientific-instruments/files/51682/imagepages/image88.htm">1899 catalog</link> of the Cambridge Scientific Instruments Co. (no. 261). See a <link href='http://dssmhi1.fas.harvard.edu/emuseumdev/code/emuseum.asp?rawsearch=Number%2F%2C%2Fis%2F%2C%2FWJ0001%2F%2C%2F0%2F%2C%2F0'>colour photograph</link> of the phakoscope in the Harvard Collection of Historical Scientific Instruments. Phakoscope, for demonstrating accommodation of lens. After Helmholtz, by Sittel, Heidelberg

BibTeX Export

@misc{61619,
  note         = {{Comment Rand Evans: M40 Helmholtz Phakoskope. 
                   http://vlp.mpiwg-berlin.mpg.de/references?id=lit81
                   40\&page=p0007\&mk=0.0262/0.616 http://vlp.mpiwg-ber
                   lin.mpg.de/references?id=lit8140\&page=p0016s0007\&m
                   k=0.5199/0.3972 see: http://vlp.mpiwg-berlin.mpg.d
                   e/technology/search?-format=search\&-op\_subcategory
                   =eq\&subcategory=\&img.exportCaption=phakos\&authorre
                   fdisplay=\&lit.title=\&-op\_sql\_year=numerical\&sql\_ye
                   ar=\&-max=10 See also (for another figure of the
                   instrument):
                   http://www.sil.si.edu/digitalcollections/trade-
                   literature/scientific-
                   instruments/files/51682/imagepages/image88.htm
                   related: img5658}},
  url          = {https://vlp-new.ur.de/images/img30067}
}