old-fashioned term for objective (sense 3 of the noun)
Example sentencesExamples
The leaf was pasted on an object glass, two cuts 5 mm apart were made with a razor blade from the leaf scroll to the midrib (but not through the midrib).
The main emphasis would be upon aperture - that is to say, the diameter of the object glass, which is the light collector.
He worked independently, on commission, from his workshop-cum-showroom, with the help of one or two assistants and apprentices and using an object glass from the optician, Peter.
With 8 X 40 binoculars the magnification is eight times and the diameter of the object glass is 40 millimetres.
I compare the Moon itself to the reference; it is the object of the observation, mediated by the real image projected by the object glass in the interior of the telescope, and by the retinal image of the observer.
Definition of object glass in US English:
object glass
nounäbˈjekt ɡlas
another term for objective (sense 3 of the noun)
Example sentencesExamples
With 8 X 40 binoculars the magnification is eight times and the diameter of the object glass is 40 millimetres.
He worked independently, on commission, from his workshop-cum-showroom, with the help of one or two assistants and apprentices and using an object glass from the optician, Peter.
The leaf was pasted on an object glass, two cuts 5 mm apart were made with a razor blade from the leaf scroll to the midrib (but not through the midrib).
I compare the Moon itself to the reference; it is the object of the observation, mediated by the real image projected by the object glass in the interior of the telescope, and by the retinal image of the observer.
The main emphasis would be upon aperture - that is to say, the diameter of the object glass, which is the light collector.