1. Introduction to Microscopes
Gary Larson
Caroline DeVan

2. Early Microscopes http://www.answers.com/topic/anton-van-leeuwenhoek

3. What are the objects shown in the following images?

4. http://www. theblogismine

5. EARWAX on COTTON SWAB

6. http://www. theblogismine

7. GUITAR STRING

8. http://www. theblogismine

9. MASCARA BRUSH

10. http://www. theblogismine

11. PLAQUE on DENTAL FLOSS

12. http://www. theblogismine

13. SALT & PEPPER

14. http://www. theblogismine

15. SUGAR CRYSTALS

16. TOILET PAPER

17. http://www. theblogismine

18. http://www. theblogismine

19. TOOTHBRUSH BRISTLES

20. Fill in the table on your worksheet.
What’s my power?
To calculate the power of magnification, multiply the power of the ocular lens by the power of the objective.
What are the powers of magnification for each of the objectives we have on our microscopes?
Fill in the table on your worksheet.

21. Comparing Powers of Magnification
We can see better details with higher the powers of magnification, but we cannot see as much of the image.
Which of these images would be viewed at a higher power of magnification?

22. 1 2 4 3 5 6 12 8 7 9 10 11

23. Ocular lens (Eyepiece)
Body Tube
Nosepiece
Arm
Objectives
Stage
Stage Clips
Coarse Adjustment
Diaphragm
Fine Adjustment
Light
Always carry a microscope with one hand holding the arm and one hand under the base.
Base