Microcopes

Question 1

Ocular Lens

Answer 1

the lens through which you look to examine the slide

generally has a power of x10 magnification

Question 2

Monocular

Answer 2

one ocular lens

Question 3

Binocular

Answer 3

two ocular lenses

Question 4

objective lenses

Answer 4

lenses with various powers of magnification

Question 5

nosepiece

Answer 5

the part of the microscope that attaches the objective lenses to the microscope

Question 6

oil immersion lens

Answer 6

a lens that requires a drop of oil to be placed on the examined slide, without which the image will not focus

Question 7

stage

Answer 7

the surface on which the slide sits

Question 8

mechanical stage adjustment knob

Answer 8

the knob used to adjust the position of the stage

Question 9

arm

Answer 9

the part of a microscope that supports the body of the microscope and houses the adjustment knobs

Question 10

coarse adjustment knob

Answer 10

the large knob on the side of the arm that moves the stage up and down and allows gross focusing of the image

Question 11

fine adjustment knob

Answer 11

the smaller knob underneath the coarse adjustment knob; allows fine-tuning of the focus of the image

Question 12

lamp

Answer 12

also called the illuminator, provides the light source and sits on the base of the microscope

Question 13

iris diaphragm

Answer 13

sits on the underside of the stage and adjusts how much light is allowed through the slide