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UNIT 4: LIGHT AND GEOMETRIC OPTICS

Chapter 9: Light Rays, Reflection, and Refraction

9.4 Index of Refraction
9.7 Applications of Refraction
Chapter 9 Review

9.4 Index of Refraction

Vision and eye design in aquatic animals Page (336, #6 )

From the University of Glasgow, this site has a detailed explanation of the design of the eye in various organisms with a focus on aquatic animals. Diagrams and formulae help to elaborate the theories and explanations presented.

Properties of Light, Reflection and Refraction Page (336, #6 )

From the SciTech Museum of Aurora Illinois, this page describes the properties of light, its reflection and refraction. A chart on the page also lists the refractive indices of various substances including the fluid in the human eye. The site includes a Java Applet to allow you to experiment with different interfaces and see their effects on light.

The Human Eye Page (336, #6 )

From Georgia State University, this site describe the various physical properties of the human eye. It includes scale diagrams with refractive indices for each of the various components.

The Human Eye and Sight Page (336, #6 )

From Cardiff University's Welsh School of Architecture, an explanation of the way we see things including the design of the eye and it the functions of its various parts. The diagrams help to give a clear explanation of the topic.

9.7 Applications of Refraction

Zircon: The Mineral and Gemstone Kingdom Page (350, #4 )

Mineral and Gemstone Kingdom is a free interactive online resource on gemstones. It provides fact sheets on the physical properties of various gemstones including critical angles, refractive index, double refraction, luster, hardness etc. Click on the Help link for more information.

Nice Ice.com Page (350, #4 )

Nice Ice.com is an online diamond merchant. Clicking the links in the margin leads to their pages on wholesale diamond costs. The opening page is a detailed explanation of the properties of diamonds used in pricing.

Price List for Zircon Gems Page (350, #4 )

IndyGem.com has placed this price list for various sizes of zircon gems. Use it to begin your comparison to various diamonds.

Chapter 9 Review

CORD: Prisms and their Properties Page (353, #18 )

CORD is a non-profit organization that prepares materials for various curricula. This particular page includes highly detailed explanations and calculations of various types of prisms and their properties. An excellent resource site.

Fibre Optic Hydrogen Sensor Page (353, #21 )

From DCH Technology, a description of a related type of sensor to be used with extremely volatile fuels. The description is brief but informative and includes two relevant diagrams.

Prisms and their Uses Page (353, #18 )

From CASIX, this page details prisms and their uses. Clicking a specific type of prism leads to a brief description of the prism and its uses. Diagrams are included.

JML Optics: Prisms Page (353, #18 )

This is the index page from the JML Optics Web site. Click the products menu, a variety of prisms are listed. Clicking on a link will lead to technical and physical information on the prism and its uses. Each page includes useful diagrams to augment the text explanations.

Optical Sensor Keeps Tabs on Rocket Fuel Page (353, #21 )

This article from Photronics Spectra Online, describes the role of fuel sensors in space travel. The article describes the importance of these devices in monitoring and controlling the rate and mixture of fuel entering the combustion chamber. The topic is relevant and a good starting point.

Fibre Optics Page (353, #21 )

From the American Chemical Society, an article first published in 1995 describing fiber optic sensors and their uses in fuel management among other fields. Short but relevant.


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