Illuminating Parts (Regulation of Light)

Question 1

used to focus the rays of the light source form the sun toward the object

Answer 1

mirror

Question 2

used as artificial source of rays of light toward the object

Answer 2

light bulb

Question 3

used to further control or concentrate the light form the source

Answer 3

abbe condenser

Question 4

regulates the amount of light passing through the condenser.

Answer 4

iris diaphragm