MICRO Flashcards

(4 cards)

1
Q

The distance from the center of
the lens to the point where
parallel rays entering the
lens are brought to a focus.

A

Focal Length

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2
Q

property to recognize features of a
specimen that are close to
each other as separate and
distinct.

A

Resolving Power

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3
Q

the most important number
associated with the light
gathering ability of an
objective or condenser.

A

Numerical Aperture

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4
Q

means that the objectives are optically and
mechanically designed so
that the distance between
the specimen and aerial
image is always constant.

A

Parfocal

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