Microscope Test

Question 1

Eyepiece/Ocular Lens:

Answer 1

the eyepiece contains the Ocular lens, which is the magnifying lens that you can look through, (100x magnification)

Question 2

Body tube/head

Answer 2

connects the eyepiece to the objective lens.

Question 3

Rotating nosepiece

Answer 3

Holds the objective lens and can be rotated to switch between different lenses.

Question 4

Objective lens

Answer 4

additional lenses that increase magnification. Typically there are 3 lenses at lower power magnification (4 x). Medium power magnification is 10x. High power magnification is 40x.

Question 5

Arm

Answer 5

connects the lens system to stage and base. Wen clarifying microscope 1 han should always hold arm (other hand supports base)

Question 6

Stage clips

Answer 6

hold specimen slide in place to prevent moving.

Question 7

Diaphragm

Answer 7

located under stage, this controls the side of an aperture (hole) which determines the amount of light that reaches the specimen from the illuminator.

Question 8

Condenser lens

Answer 8

located under stage focuses light from illuminator onto specimen.

Question 9

Coarse adjustment Knob

Answer 9

Moves stage up and own for initial focusing of specimen (never use with high power objective lens)

Question 10

Fine Adjustment Knob

Answer 10

Moves stage slightly to fine tune the focusing of the specimen.

Question 11

Base

Answer 11

supports microscope . When carrying microscope, one hands should always support the base (while other hadn’t holds arm).

Question 12

Illuminate/light source

Answer 12

produces light and projects it upwards through the hole on the stage, the specimen and objective lens,.

Question 13

power switch

Answer 13

turns microscope lights off and on.