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An iris diaphragm controls the amount of light admitted to a lens. Closing the iris diaphragm will decrease the brightness and increase the contrast of an image.
More light for stained. Less light for unstained. When viewing unstained material, it is necessary to reduce the amount of light to increase the contrast between the cells and the liquid.
The microscope that is used to see internal structures of cells in a natural state is the compound light microscope. The microscope has a lens and light that allows it to see the internal structures of a cell clearly.
== == Study of Light & Nature of Light is called " OPTICS "
The distance light travels in a year is called light-year
I think it's Caravaggio.
Caravaggio used the realism technique chiaroscuro to inspire many painters in his generation. For example, he often showed dirt on the bottom of feet and dirty fingernails.
Caravaggio didn't paint by the rules. Instead he painted from real life, taking models from the streets - scandalous at the time. He also used light and dark lighting effects, called chiaroscuro.
A dramatic use of light and shade is a term that is often used to describe an image that has a high level of contrast. It can also be used to describe an image that uses light and shadow to evoke an emotion or pinpoint an object (i.e. a spot light that identifies the main figure/object).
Tenebrism is a painting technique characterized by strong contrasts between light and dark areas to create a dramatic effect. It was prominently used by artists like Caravaggio in the 17th century Baroque period.
A dramatic use of light and shade is a term that is often used to describe an image that has a high level of contrast. It can also be used to describe an image that uses light and shadow to evoke an emotion or pinpoint an object (i.e. a spot light that identifies the main figure/object).
Caravaggio creates movement in his paintings through his expert use of light and depth to create a more vivid scene.
This technique is called chiaroscuro, a term that describes the contrast between light and dark in visual arts. It is commonly used in film noir to create a dramatic and moody atmosphere.
shows jesus bringing light to sinners
a contrast between light and dark.
Caravaggio used foreshortening to bring the figure to the front of the painting and project him into.
The contrast between light and dark- APEX