Name:
Cell Staining and Microscopy Lab Worksheet
S22
Size Estimation
Directions: Complete Table 1 to determine the field of view (FOV) for each
objective lens (4X, 10X, 40X, and 100X). Show your work (calculations). (8 Points)
Table 1
Estimation of Magnification Power of a Compound Microscope
Power of FOV Diameter (mm) FOV Area (mm2)
Magnification Diameter (µm)
Lens
4X
10X
40X
100X
Observation of Prepared Specimens
Directions
1. Observe the drawings of provided specimens.
2. Note the lens of observation and calculate the total magnification.
3. Using the information from Table 1, estimate the size of the specimen at this magnification.
4. Show your work for full credit.
Specimen: Letter Q (4 Points)
Lens of observation: 4X
Total magnification:
Estimated size of Letter Que:
(Remember to SHOW YOUR WORK and include the units of metric measure)
Cell Staining and Microscopy Lab Worksheet
S22
Size Estimation
Directions: Complete Table 1 to determine the field of view (FOV) for each
objective lens (4X, 10X, 40X, and 100X). Show your work (calculations). (8 Points)
Table 1
Estimation of Magnification Power of a Compound Microscope
Power of FOV Diameter (mm) FOV Area (mm2)
Magnification Diameter (µm)
Lens
4X
10X
40X
100X
Observation of Prepared Specimens
Directions
1. Observe the drawings of provided specimens.
2. Note the lens of observation and calculate the total magnification.
3. Using the information from Table 1, estimate the size of the specimen at this magnification.
4. Show your work for full credit.
Specimen: Letter Q (4 Points)
Lens of observation: 4X
Total magnification:
Estimated size of Letter Que:
(Remember to SHOW YOUR WORK and include the units of metric measure)
