optical instrument

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Probably as a result of the gradual improvement of our optical instruments, the invisible companion became visible a few years ago (1862).
There were limits to the improvements he and others could make to seventeenth-century optical instruments.
The task of creating a community of microscope users demanded both a technical justification and a political defense of the knowledge produced with optical instruments.
Man might see and understand these characters as well, but only by using and improving the new optical instruments and restoring his sight to its prelapsarian state.
First, the need to anesthetize insects exemplified the reading required to use the microscope - knowledge that one could acquire only by actually using the new optical instruments.
Such surfaces, for instance, are on the optical instruments and thermal control panels in satellites, or are parts of microelectronic circuits, or foodstuffs that become contaminated in food packaging.
The first addressed problems concerning the use of the new optical instruments, the goals of observing, and the relationship among observers, the community of users, and nonusers.
Crary describes the optical theory that optical instruments such as the stereoscope manifested.
Rather, the practices for using optical instruments, especially the microscope, overcame problems related to the private quality of viewing objects with nonstandard optical instruments, while possessing a political component.
These optical instruments are changing from day to day.
From the
Hansard archive