User contributions for Divenal
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15 July 2020
- 16:5216:52, 15 July 2020 diff hist +73 User:Divenal/sandbox No edit summary
- 16:5016:50, 15 July 2020 diff hist +119 N File:Rgsunrise.svg I'm not quite ready to give up on this sunrise-with-gaps idea. I wonder whether adding red/green helps... current
- 16:4816:48, 15 July 2020 diff hist 0 File:Rgfocus.svg Divenal uploaded a new version of File:Rgfocus.svg current
- 12:1012:10, 15 July 2020 diff hist +85 User:Divenal/sandbox Updates to reflected new image size of 256x256
- 12:0712:07, 15 July 2020 diff hist 0 File:Rgfocus.svg Divenal uploaded a new version of File:Rgfocus.svg
- 10:4110:41, 15 July 2020 diff hist +1,406 User:Divenal/sandbox No edit summary
14 July 2020
- 21:1621:16, 14 July 2020 diff hist 0 File:Rgfocus.svg Divenal uploaded a new version of File:Rgfocus.svg
- 19:5719:57, 14 July 2020 diff hist −1 User:Divenal/sandbox No edit summary
- 19:5719:57, 14 July 2020 diff hist +41 User:Divenal/sandbox No edit summary
- 19:5619:56, 14 July 2020 diff hist +93 N File:Rgfocus.svg Quick svg hackup of varakari's focus page
13 July 2020
- 08:4708:47, 13 July 2020 diff hist +362 Vertex distance →Calculation: add note that the equivalence is only for distant objects. current
5 July 2020
- 11:3811:38, 5 July 2020 diff hist +138 User:Divenal No edit summary current
3 July 2020
- 08:2908:29, 3 July 2020 diff hist −94 Vertex distance →Calculation: still hadn't convinced myself with the wording
2 July 2020
- 19:2219:22, 2 July 2020 diff hist +515 Vertex distance →Calculation: add some words to describe what's going on in terms of virtual images.
- 18:5618:56, 2 July 2020 diff hist +441 Vertex distance "corrected" is not the same as "perceived". Also add a few more words.
30 June 2020
- 08:1008:10, 30 June 2020 diff hist +8 Frequently Asked Questions/FFAQ →When do I wear normalized, when do I wear differentials?: surely you need three : diffs, norms and full 20/20 for driving.
29 June 2020
- 08:4608:46, 29 June 2020 diff hist −210 User:Divenal/sandbox No edit summary
27 June 2020
- 18:5218:52, 27 June 2020 diff hist +75 m Optics related math →Infinity: minor rewording, to paint a picture of the object moving towards the lens continuously, rather than just jumping straight from infinity to the focus.
- 16:3416:34, 27 June 2020 diff hist +330 Optics related math →The thin lens equation: mention converging lens with s < f. Could do with some more pictures, really...
26 June 2020
- 21:1821:18, 26 June 2020 diff hist +302 Eyeballs →Parts of the eye: update rod/cone stuff
- 15:1015:10, 26 June 2020 diff hist +4 Optics related math →From blur horizon of naked eye: fixing signs
- 15:0915:09, 26 June 2020 diff hist +51 Optics related math →From 20/20 prescription: got a bit sloppy with signs
- 13:1713:17, 26 June 2020 diff hist +387 Help:How to contribute →Citing papers: how to re-reference something
- 13:0813:08, 26 June 2020 diff hist +683 Talk:Axis No edit summary
- 13:0613:06, 26 June 2020 diff hist +313 m User:Divenal →astigmatism
- 11:3811:38, 26 June 2020 diff hist +81 m Axis mention that they use 180 rather than 0 for some reason
- 11:3011:30, 26 June 2020 diff hist +298 Talk:Axis No edit summary
25 June 2020
- 10:3710:37, 25 June 2020 diff hist +195 Eyeballs →Parts of the eye: add macula and fovea
- 08:4908:49, 25 June 2020 diff hist +585 Talk:Myopic defocus No edit summary
24 June 2020
- 20:0620:06, 24 June 2020 diff hist −67 m Eyeballs →Back-of-the-envelope calculations: just link to the optics-related math page, rather than repeating the thin lens equation
- 19:0419:04, 24 June 2020 diff hist +899 User:Divenal →astigmatism
- 18:2118:21, 24 June 2020 diff hist +365 User:Divenal →astigmatism
- 18:1918:19, 24 June 2020 diff hist +22 User:Divenal →astigmatism
- 18:1918:19, 24 June 2020 diff hist +110 User:Divenal →astigmatism
- 18:1518:15, 24 June 2020 diff hist +102 User:Divenal No edit summary
- 15:1515:15, 24 June 2020 diff hist +93 Optics related math →The thin lens equation: add a picture
- 13:1213:12, 24 June 2020 diff hist −10 m Low myopia fix link current Tag: Redirect target changed
- 10:5410:54, 24 June 2020 diff hist +82 Chromatic Aberration more pictures...
- 10:5010:50, 24 June 2020 diff hist +1,406 Astigmatism →Understanding astigmatism: A first stab at explaining the optics, with pictures, though I could be hopelessly wrong on all this
- 10:0210:02, 24 June 2020 diff hist +94 m Eyeballs →Parts of the eye: add a picture
- 09:1309:13, 24 June 2020 diff hist +419 Help:How to contribute →Formatting: add section on referencing commons images directly.
- 09:0509:05, 24 June 2020 diff hist +216 User:Divenal/sandbox No edit summary
- 08:4208:42, 24 June 2020 diff hist +263 User:Divenal/sandbox No edit summary
- 08:3908:39, 24 June 2020 diff hist +501 User:Divenal/sandbox No edit summary
- 08:0408:04, 24 June 2020 diff hist −20 EndMyopia Wiki/content →Reviews: put in a working link
23 June 2020
- 21:0621:06, 23 June 2020 diff hist −201 User:Divenal/sandbox No edit summary
- 21:0521:05, 23 June 2020 diff hist 0 File:Dd blur tool.svg Divenal uploaded a new version of File:Dd blur tool.svg current
- 19:2719:27, 23 June 2020 diff hist −18 m Review talk:Buying glasses and lenses No edit summary
- 19:2519:25, 23 June 2020 diff hist +251 Review talk:Buying glasses and lenses →As deletion candidate
- 19:2119:21, 23 June 2020 diff hist +2 m Optics related math →From blur horizon of naked eye: fix signs
- 19:2019:20, 23 June 2020 diff hist +3 m Optics related math →From blur horizon of naked eye: typos
- 19:1919:19, 23 June 2020 diff hist +767 Optics related math →From blur horizon of naked eye
- 18:0818:08, 23 June 2020 diff hist +908 Optics related math →From 20/20 prescription: simple geometric argument
- 17:5217:52, 23 June 2020 diff hist +220 Optics related math Add placeholders for calculating correction, so I can flesh them out using the section edit
- 13:2513:25, 23 June 2020 diff hist +57 User:Divenal/sandbox No edit summary
- 13:1813:18, 23 June 2020 diff hist 0 File:Dd blur tool.svg Divenal uploaded a new version of File:Dd blur tool.svg
- 13:1213:12, 23 June 2020 diff hist +70 User:Divenal/sandbox No edit summary
- 13:0913:09, 23 June 2020 diff hist +103 User:Divenal/sandbox No edit summary
- 13:0613:06, 23 June 2020 diff hist +160 N File:Dd blur tool.svg An idea I had for a tool to help find blur point in spite of ghost images etc. Also an excuse to learn svg.
22 June 2020
- 20:1420:14, 22 June 2020 diff hist +273 User talk:Heddy →astigmatism: new section
- 16:2416:24, 22 June 2020 diff hist +498 User talk:Divenal →Eyesight Improvement Equation current
- 13:5513:55, 22 June 2020 diff hist +105 Explainer:The Eyesight Improvement Equation →Correct normalized: normalised = 4m blur horizon ..?
- 13:3413:34, 22 June 2020 diff hist +1 m Optics related math →Infinity: oops - image -> object
- 09:2609:26, 22 June 2020 diff hist +137 Astigmatism →Reducing astigmatism: expand the spherical equivalent a little. 1.5 seems a very big single jump - wouldn't it be better to just go down, say 0.5 cylinder at a time ?
- 09:0709:07, 22 June 2020 diff hist +1,262 Optics related math separate out thin lens equation as a separate section, and flesh it out slightly.
- 08:4108:41, 22 June 2020 diff hist +57 m Explainer:How centimeters relate to diopters add link to the optics math page (for now)
21 June 2020
- 09:3709:37, 21 June 2020 diff hist −498 Bates Method I think it's sufficient to just say that we believe a stimulus is necessary. No need for quite so much detail. (I promise it wasn't just a knee-jerk desire to remove mention of hyperopic defocus !)
- 09:2409:24, 21 June 2020 diff hist +7 m Optics related math →Visual acuity equation: need to multipy rather than divide by 60 to convert degrees to arcminutes. I think it was just misinterpreting the original on the blog page.
- 09:1309:13, 21 June 2020 diff hist +28 m Optics related math add refs section
- 09:0809:08, 21 June 2020 diff hist +24 m Optics related math →Converting from Glasses to Contact Lens Prescription or vice-versa: we hace our own vertex distance page
20 June 2020
- 16:0116:01, 20 June 2020 diff hist +29 N Vision Training Redirected page to Vision training current Tag: New redirect
18 June 2020
- 17:4917:49, 18 June 2020 diff hist +7 m Talk:Binocular vision resolved current
- 17:4817:48, 18 June 2020 diff hist −182 Binocular vision replace duplicate vision training section with a link
- 17:4417:44, 18 June 2020 diff hist +3 m Bates Method not a causal link. (Not sure the grammar's quite there, but that's a different problem.)
- 17:1317:13, 18 June 2020 diff hist −22 Talk:Active Focus don't think this needs to be marked as active discussion any more current
- 17:1217:12, 18 June 2020 diff hist +143 m Talk:Active Focus →Accommodation
- 17:0817:08, 18 June 2020 diff hist +7 m Talk:Active Focus →Excessive sharpness: resolved now
17 June 2020
- 13:5013:50, 17 June 2020 diff hist +112 Snellen chart →Definition of the numbers: add that the details require 1 arc-minute resolution.
- 08:5308:53, 17 June 2020 diff hist +4 m Eyeballs →Back-of-the-envelope calculations: link to near point
- 08:2508:25, 17 June 2020 diff hist +1 m Near point typo current
- 08:2308:23, 17 June 2020 diff hist +26 N Far point Redirected page to Blur horizon current Tag: New redirect
- 08:2308:23, 17 June 2020 diff hist +298 N Near point Created page with "The '''near point''' is the distance to the closest object that the eye (through accommodation can bring into focus on the retina. For an emmetropic it is typically ar..."
- 08:1108:11, 17 June 2020 diff hist +9 Hyperopic defocus No edit summary
- 08:0508:05, 17 June 2020 diff hist +363 Guide:Resolving double vision →What's happening: add my go-to ref for emmetropisation. Not sure we need one per sentence, though.
16 June 2020
- 15:1715:17, 16 June 2020 diff hist +41 Explainer:Why early improvements are so fast →Ciliary spasm and eye strain: linkify, and point out that elongation eye-strain are happening on different timescales current
- 14:1114:11, 16 June 2020 diff hist −1 m Snellen chart →Definition of the numbers: typo
- 12:5512:55, 16 June 2020 diff hist +586 User:Divenal →Accommodation causes elongation ?
- 11:3411:34, 16 June 2020 diff hist +252 User:Divenal →Accommodation causes elongation ?
15 June 2020
- 22:2122:21, 15 June 2020 diff hist −448 20/20 correction move content to the snellen chart page.
- 22:1222:12, 15 June 2020 diff hist +510 Snellen chart move definitions from the 20/20 page
- 20:0820:08, 15 June 2020 diff hist +239 20/20 correction tighten up on defns of acuity
- 14:1814:18, 15 June 2020 diff hist +22 N Choroid Redirected page to Eyeballs current Tag: New redirect
- 14:1814:18, 15 June 2020 diff hist +150 Eyeballs add choroid
- 14:1414:14, 15 June 2020 diff hist +120 Axial length No edit summary
- 13:2113:21, 15 June 2020 diff hist +95 Emmetropia No edit summary
- 13:2013:20, 15 June 2020 diff hist +24 N Emmetropic Redirected page to Emmetropia current Tag: New redirect
- 13:0813:08, 15 June 2020 diff hist +282 N Talk:Emmetropia Created page with "{{re|Dlskidmore}} Just FYI, really... I added a review paper on homeostatis to axial length and in the intro ("Emmetropization Compared with Other Systems of Growth Contro..." current
- 13:0313:03, 15 June 2020 diff hist +626 Axial length →Biology: Just some placeholder text so that I can include a reference to a paper that goes into all the gory details.
- 12:4312:43, 15 June 2020 diff hist +14 m Myopia the image isn't at infinity
- 08:4808:48, 15 June 2020 diff hist +41 Myopia Don't call it an eye condition - implies "broken". Every blog page calls it a refractive state. And don't "blame" the focusing power when we are pointing the finger at axial elongation.