Beck, Conrad, 1864- · London, R. & J. Beck, Ltd. · leaf 92
the corrections are of such importance that theextra quality of the compensating series are very noticeable,except for photography or where entire freedom from colour isessential. The so-called projection eyepieces are no better for projectionand photography than the compensating, and are far more… … Fio. 90. 90 THE MICROSCOPE screwing the upper lens cell up and down into the tube they maybe sharply focussed (see page 67). An eyepiece with a movable poiater in the field of view, anerecting eyepiece and a polarising eyepiece are described iapages 72 and 73. Histology and pathology- The Selection…
Microscopy
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