Cardinal point (optics): Revision history

29 August 2024

• curprev 01:4301:43, 29 August 2024‎ Citation bot talk contribs‎ 21,110 bytes +60‎ Added bibcode. | Use this bot. Report bugs. | Suggested by BorgQueen | Category:Use British English from August 2024 | #UCB_Category 53/880 undo

25 August 2024

• curprev 21:3021:30, 25 August 2024‎ Sbb talk contribs‎ 21,050 bytes +294‎ consistent Br. Eng. (MOS:RETVAR); clean up refs for consistent {{cite}} template usage; update some URLs; Mostly {{self published}} sources in Photography section undo Tag: 2017 wikitext editor

18 August 2024

• curprev 23:2023:20, 18 August 2024‎ Sbb talk contribs‎ 20,756 bytes −46‎ →‎Principal planes and points: made equations/vars in text correspond to their vars in diagrams next to text undo Tag: 2017 wikitext editor
• curprev 23:1123:11, 18 August 2024‎ Sbb talk contribs‎ 20,802 bytes +85‎ repl curly single/double quote marks w/ straight quote/apos (MOS:CURLY) undo Tag: 2017 wikitext editor

7 June 2024

• curprev 05:4505:45, 7 June 2024‎ Srleffler talk contribs‎ 20,717 bytes −242‎ →‎Nodal points: minor tweaks and rephrasing. WP:TONE undo

5 June 2024

• curprev 23:1423:14, 5 June 2024‎ Goodphy talk contribs‎ 20,959 bytes +294‎ →‎Nodal points: Improved sentences for clear reading. undo Tag: Visual edit
• curprev 22:2122:21, 5 June 2024‎ Goodphy talk contribs‎ 20,665 bytes +127‎ →‎Nodal points: Added meaning of each terms in a figure. undo Tag: Visual edit

20 May 2024

• curprev 00:4800:48, 20 May 2024‎ Srleffler talk contribs‎ 20,538 bytes −38‎ Partial rv and rephrase. WP:ENGVAR, corrected something that was not wrong. undo

19 May 2024

• curprev 23:4723:47, 19 May 2024‎ TeyeJohn2000 talk contribs‎ 20,576 bytes −16‎ No edit summary undo Tags: Visual edit Newcomer task Newcomer task: expand

5 May 2024

• curprev 06:3706:37, 5 May 2024‎ Srleffler talk contribs‎ m 20,592 bytes −4‎ →‎Nodal points: Minor tweaks undo

4 May 2024

• curprev 17:3017:30, 4 May 2024‎ Strasburger talk contribs‎ 20,596 bytes +155‎ →‎Nodal points and the eye: reference template changed undo
• curprev 14:3214:32, 4 May 2024‎ 76.186.80.13 talk‎ 20,441 bytes +299‎ →‎Nodal points undo
• curprev 14:2314:23, 4 May 2024‎ 76.186.80.13 talk‎ 20,142 bytes −34‎ →‎Nodal points and the eye undo
• curprev 09:4009:40, 4 May 2024‎ Srleffler talk contribs‎ 20,176 bytes +55‎ →‎Nodal points: This may only work for the case where n=1 on the input side. undo
• curprev 09:3109:31, 4 May 2024‎ Srleffler talk contribs‎ 20,121 bytes −42‎ →‎Nodal points: Edit. Distinguish front and rear focal lengths undo
• curprev 08:5008:50, 4 May 2024‎ Srleffler talk contribs‎ m 20,163 bytes +2‎ →‎Nodal points: correct markup for heading undo

30 April 2024

• curprev 06:5406:54, 30 April 2024‎ Citation bot talk contribs‎ 20,161 bytes −2‎ Misc citation tidying. | Use this bot. Report bugs. | Suggested by Jay8g | Category:CS1 errors: empty unknown parameters | #UCB_Category 5/5 undo

29 April 2024

• curprev 18:0618:06, 29 April 2024‎ YesYes42 talk contribs‎ 20,163 bytes +33‎ →‎Nodal points undo
• curprev 18:0118:01, 29 April 2024‎ YesYes42 talk contribs‎ 20,130 bytes 0‎ →‎Nodal points undo
• curprev 17:5417:54, 29 April 2024‎ YesYes42 talk contribs‎ 20,130 bytes −41‎ →‎Nodal points undo
• curprev 17:2617:26, 29 April 2024‎ YesYes42 talk contribs‎ 20,171 bytes +2,569‎ →‎Nodal points undo

10 February 2024

• curprev 05:0905:09, 10 February 2024‎ Srleffler talk contribs‎ 17,602 bytes +235‎ →‎Principal planes and points: Define some variables undo
• curprev 05:0405:04, 10 February 2024‎ Srleffler talk contribs‎ 17,367 bytes −7‎ →‎Principal planes and points: Copyedit. undo

7 February 2024

• curprev 22:4422:44, 7 February 2024‎ Goodphy talk contribs‎ 17,374 bytes +630‎ →‎Principal planes and points: Added formulas calculating the location of principal points w.r.t lens vertices for a single lens surrounded by air or vacuum (which refractive index = 1). undo Tag: Visual edit

2 November 2023

• curprev 23:2023:20, 2 November 2023‎ Goodphy talk contribs‎ 16,744 bytes −234‎ Undid revision 1182959866 by Goodphy (talk) Accepted the Srleffler's intention. undo Tag: Undo

1 November 2023

• curprev 12:2812:28, 1 November 2023‎ Goodphy talk contribs‎ 16,978 bytes +234‎ Undid revision 1182753137 by Srleffler (talk) Srleffler, you even touched my created illustration? Do not force your style to me. Your behavior didn't respect my at all. undo Tags: Undo Reverted

31 October 2023

• curprev 04:4904:49, 31 October 2023‎ Srleffler talk contribs‎ 16,744 bytes −234‎ →‎Principal planes and points: Simplify captions and adjust image sizes to try to improve layout. Detailed explanations are better off in the body of the article. undo Tag: Reverted

30 October 2023

• curprev 10:2810:28, 30 October 2023‎ Goodphy talk contribs‎ 16,978 bytes +411‎ →‎Principal planes and points: Added a figure showing how principal planes work for light rays. undo Tag: Visual edit

27 October 2023

• curprev 12:3512:35, 27 October 2023‎ Srleffler talk contribs‎ 16,567 bytes +59‎ →‎Ideal, rotationally symmetric, optical imaging system: ...while image rays are real on the image side of the system undo

26 October 2023

• curprev 03:3903:39, 26 October 2023‎ Srleffler talk contribs‎ 16,508 bytes −17‎ →‎Focal and afocal systems, focal points: Try another phrasing undo
• curprev 03:3503:35, 26 October 2023‎ Srleffler talk contribs‎ 16,525 bytes −26‎ →‎Modeling optical systems as mathematical transformations: Simplify. Parentheses are bad. Avoid. Rv bad sentence structure. undo
• curprev 03:2703:27, 26 October 2023‎ Srleffler talk contribs‎ 16,551 bytes −280‎ Rv changes to lede. Too much detail; save the details for the body of the article. Specifying paraxial approximation is redundant. Gaussian optics is paraxial. undo Tag: Manual revert
• curprev 03:1903:19, 26 October 2023‎ Srleffler talk contribs‎ 16,831 bytes −52‎ Undid revision 1181913089 by Goodphy (talk) It was clearer before (and also grammatically correct). undo Tags: Undo Reverted
• curprev 00:0400:04, 26 October 2023‎ Goodphy talk contribs‎ 16,883 bytes +52‎ →‎Ideal, rotationally symmetric, optical imaging system: Clarified sentences about the definition of real / virtual rays. undo Tags: Reverted Visual edit

25 October 2023

• curprev 10:2910:29, 25 October 2023‎ Goodphy talk contribs‎ 16,831 bytes +280‎ In the introduction section, mentioned that cardinal points are valid in paraxial approximation / the pair of principal points are same to the pair of nodal points when an optical system under consideration is in a single homogeneous medium like air or vacuum. undo Tags: Reverted Visual edit
• curprev 10:1710:17, 25 October 2023‎ Goodphy talk contribs‎ 16,551 bytes +124‎ →‎Ideal, rotationally symmetric, optical imaging system: Refined sentences including combine two sentences into a single sentence for better readability. undo Tag: Visual edit

24 October 2023

• curprev 00:0000:00, 24 October 2023‎ Goodphy talk contribs‎ 16,427 bytes +15‎ →‎Ideal, rotationally symmetric, optical imaging system: Make a word stigmatic hyperlinked to the corresponding Wikipedia page. undo Tag: Visual edit

22 October 2023

• curprev 22:0022:00, 22 October 2023‎ Srleffler talk contribs‎ 16,412 bytes −1‎ WP:ENGVAR. Article was created in Canadian English. undo
• curprev 21:5821:58, 22 October 2023‎ Srleffler talk contribs‎ 16,413 bytes −43‎ →‎Modeling optical systems as mathematical transformations: Object and image spaces are introduced a couple sentences later. The parenthetical introduction of these terms is premature. undo
• curprev 21:5021:50, 22 October 2023‎ Srleffler talk contribs‎ 16,456 bytes +1‎ →‎Nodal points: Copyedit. WP:ENGVAR undo
• curprev 21:4421:44, 22 October 2023‎ Srleffler talk contribs‎ 16,455 bytes −151‎ →‎Principal planes and points: Copyedit. WP:ENGVAR: centre, not center. This article is in Canadian English. undo
• curprev 21:2221:22, 22 October 2023‎ Srleffler talk contribs‎ 16,606 bytes −403‎ →‎Focal points and planes{{anchor|Focal planes}}: copyedit undo
• curprev 21:0621:06, 22 October 2023‎ Srleffler talk contribs‎ 17,009 bytes +1‎ →‎Explanation: Continue review. Excess detail in image caption. Keep captions short. tan(theta) is not 1! undo
• curprev 20:5920:59, 22 October 2023‎ Srleffler talk contribs‎ 17,008 bytes −115‎ Review recent changes. Clarify and fix cases of too much detail being jammed in where it does not fit. undo

19 October 2023

• curprev 00:0700:07, 19 October 2023‎ Goodphy talk contribs‎ 17,123 bytes +62‎ →‎Modeling optical systems as mathematical transformations: Added necessary punctuations to make a sentence to read easier. undo Tag: Visual edit

18 October 2023

• curprev 01:5701:57, 18 October 2023‎ Goodphy talk contribs‎ 17,061 bytes +66‎ →‎Nodal points: Refined sentences. undo Tag: Visual edit
• curprev 01:3601:36, 18 October 2023‎ Goodphy talk contribs‎ 16,995 bytes +159‎ →‎Principal planes and points: Refined sentences. undo Tag: Visual edit

17 October 2023

• curprev 06:0406:04, 17 October 2023‎ Goodphy talk contribs‎ 16,836 bytes +251‎ →‎Principal planes and points: Mentioned the meaning of r1 and r2 in a figure (radius of curvature). undo Tag: Visual edit
• curprev 02:0302:03, 17 October 2023‎ Goodphy talk contribs‎ 16,585 bytes +54‎ →‎Principal planes and points: Refined sentences defining the principal planes of a lens. undo Tag: Visual edit

11 October 2023

• curprev 23:3223:32, 11 October 2023‎ Goodphy talk contribs‎ 16,531 bytes −29‎ →‎Focal points and planes: Removed a sentence, combined sentences to simplify the paragraph containing them. undo Tag: Visual edit