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Stellar Atmospheres
Celestial Mechanics
Classical Mechanics
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Electricity and Magnetism
Heat and Thermodynamics
Physical Optics
Max Fairbairn's Planetary Photometry
Integrals and Differential Equations
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2021 September 17
- Chapter 4: Section 4.2: Closing parenthesis added two lines above figure IV.2.
2020 November 13
- Chapter 1: Section 1.2: End of first sentence: r replaced with i.
- Chapter 1: Section 1.7: “Problem” following equation 1.7.10 replaced with an “Exercise” on the tertiary rainbow.
- Chapter 2: Section 2.11: Third equation below figure II.18, and third equation on page 24 corrected.
2020 August 13
- Chapter 1: Section 1.7: “Problem” following equation 1.7.10 replaced with an “Exercise”.
2017 February 10
- Chapter 2: An additional problem given at the end of each of Sections 2.7. 2.11 and 2.14.
2016 November 30
- Chapter 1: Page 6: Paragraph 2: A sentence removed.
2016 August 2
- Some small changes.
- Chapter 2: Section 2.12 (Principal Planes) added.
2014 December 23
- Chapter 1: Section 1.2: Material added on reflection via least distance.
- Chapter 1: Section 1.3: Material added on reflection via least time.
- Chapter 1: Section 1.3: Material added on Huygens construction.
2014 December 11
- Chapter 1: Section 1.7: Some minor changes to the text, and figures I.15, 17 and 20 redrawn. Symbol for impact parameter changed from y to b throughout.
2014 November 20
- Chapter 1: Section 1.3: Paragraph, including figures I.6 and I.7: added on refraction through a rectangular glass block.
- Chapter 1: Section 1.4: Line beneath equation 1.4.5: “refractive” changed to “refracting”
- Chapter 1: Section 1.5: Line above figure I.8: “in polarized” changed to “is polarized”
2014 October 7
- Chapters 1 and 2: Copy-editing mark-ups removed.
2013 October 6
- Chapter 4 now includes all five geometric aberrations.
2013 May 19
- Chapter 2: Section 2.8: Two lines under figure II.11: changed "not" to "nor".
- Chapter 2: Section 2.8: Three lines under figure II.11: changed "pair" to "pairs"
- Chapter 2: Section 2.11: Line above figure II.18: Added: "Where is the image after one passage of the light through the lens and one reflection from the mirror?"
2013 March 25
- Chapter 2: Section 2.7: Example 5: The third experiment had been inadvertently labelled ii.) It is now labelled iii.)
2013 February 22
- Chapter 1: Section 1.9 rewritten.
2013 February 11
- Chapter 1: Section 1.4: Second line after equation 1.4.3: "is" changed to "as", and "that" changed to "and that".
2012 February 1
- Chapter 1: Section 1.4: "he" changed to "the" on line 3 of page 6.
2010 September 23
- Chapter 1: Section 1.7: Adjustment to Figure 1.11
2010 May 6
- Chapter 4 (Optical Aberrations) added.
2009 September 27
- Chapter 2: Section 2.7: Correction to equation in Example 3.
2006 April 12
- Chapter 2: Section 2.13: Solutions provided for two problems.
2005 February 17
- Chapter 2: Sections 2.12 and 2.13 added.
2003 November 26
- Chapter 1: Section 1.9 (Differential Form of Snell's Law) added.
- Chapter 2: Erroneous problem removed from Section 2.7.
- All Chapters: A few typographical errors corrected.
2003 April 4
- Chapter 1 (Reflection and Refraction) added.
- Chapter 3 (Optical Instruments) added.
2003 March 21
- Chapter 2 (Lens and Mirror Calculations) added.
- Updates page began.
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