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What is light?
Draw the electromagnetitc spectrum
What is PPL
How deos the polariscope work Name several Disadvantages and Advantages to the Polariscope
How does light behave in a SR ADR stone?
What do we do the black paper test for garnet and spinel?
Define Pleochroism and give 5 gem examples
Explain color change in Alexandrite
Describe the important features of the microscope (include magnification, field of view, working distance, illumination)
Explain light and dark field illumination
What are the components of the chelsea filter What type of illumination do you use for chelsea What is Chelsea used for?
What would you expect to see w/ Chelsea for: Blue Cobalt Glass Sri Lanka Blue Sapphire Emerald
Name the parts of the loupe |
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