Microtubules and microscopes: how the development of light microscopic imaging technologies has contributed to discoveries about microtubule dynamics in living cells.
The classical amanuensis represented speech in writing; the microscope's amanuensis represented sight in drawing while engaging in a critical mental maneuver.
Improved microscopes, a host of advanced microscopic techniques, and the availability of new organisms changed the conditions of research.
The information about the z-coordinate is gathered from the microscope's focus drive controller, which has a sufficient resolution - minimum step size 0.025 m (manufacturer's specification).
The digestive tract was removed and divided into sections, which were separately screened under stereo- and light microscopes.
Single-crystal aluminates - a new generation of scintillators for scanning electron microscopes and transparent screens in electron optical devices.
As was noted in the report of the exhibition, these microscopes seem to have been particularly fascinating for the visitors.
The stimuli were directly imaged on the retina after being reflected by a half-silvered mirror beneath the microscope's long working distance substage condenser.
Specially designed microscopes offered the opportunity to "demonstrate living bacteria in full motion [and] to oppose widespread notions nursed by quacks that bacteria didn't even exist" (ibid.).
Through the use of better microscopes and a better insight into pollen morphology, he was able to recognize many more species and this applied particularly to herbs.
Now, it is true that something had changed about 1700 - not the attitude towards the employment of microscopes, as is commonly mistaken, but microscopy as an independent scientific endeavor.
The common view holds that during the eighteenth century microscopes were seen as a kind of toy similar to the kaleidoscope, not more than a source of amusement and curiosity.
Image formation in confocal scanning microscopes.
They give microscopes away to their universities and other institutions.
All day throughout the land there are hosts of technicians peering down microscopes counting blood cells, white and red.
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