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		<id>http://osm-icons.org/index.php?action=history&amp;feed=atom&amp;title=User%3AFloy78Q000</id>
		<title>User:Floy78Q000 - Revision history</title>
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		<updated>2026-04-29T22:26:08Z</updated>
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	<entry>
		<id>http://osm-icons.org/index.php?title=User:Floy78Q000&amp;diff=101591&amp;oldid=prev</id>
		<title>Floy78Q000 at 23:49, 19 October 2017</title>
		<link rel="alternate" type="text/html" href="http://osm-icons.org/index.php?title=User:Floy78Q000&amp;diff=101591&amp;oldid=prev"/>
				<updated>2017-10-19T23:49:27Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 23:49, 19 October 2017&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;What's an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;is created &lt;/del&gt;for the purpose of &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;restricting &lt;/del&gt;the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;effects &lt;/del&gt;of lens(chromatic and spherical) aberration. Achromatic lenses &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;have been &lt;/del&gt;adjusted to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;attract &lt;/del&gt;two wavelengths to concentrate in the exact same plane.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What's a chromatic aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Chromatic aberration, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;also &lt;/del&gt;Called chromatic distortion and spherochromatism, is &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;an effect generated &lt;/del&gt;from dispersion &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;as a result of &lt;/del&gt;failure of a lens to focus all &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;colours &lt;/del&gt;to the same convergence point. When white light passes through glass, then every wavelength element of &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;the &lt;/del&gt;light is separated and focuses at several points &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;on &lt;/del&gt;a plane. Chromatic aberration &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;appear &lt;/del&gt;as &amp;quot;fringes&amp;quot; of color &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;along boundaries &lt;/del&gt;that separate dark and bright parts of the image, due to each &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;color &lt;/del&gt;in the optical spectrum &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;can't &lt;/del&gt;be &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;focused &lt;/del&gt;at one common point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;'s &lt;/del&gt;a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect that &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;happens &lt;/del&gt;in a lens due to the gain of refraction of light &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;beams when &lt;/del&gt;it strikes the lens. The &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;produced &lt;/del&gt;image will &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;result &lt;/del&gt;in imperfection. Both this phenomenon &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;suggests &lt;/del&gt;that the lens &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;is not &lt;/del&gt;working normally.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic double lenses&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic doublet is your Most &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;common sort &lt;/del&gt;of achromat lens. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Generally&lt;/del&gt;, it &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;consists &lt;/del&gt;of two individual lenses made from glasses with different amounts of dispersion.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;utilize 2 &lt;/del&gt;Different glass &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;materials &lt;/del&gt;of &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;different &lt;/del&gt;dispersion to refocus the individual wavelengths of light into &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;a single &lt;/del&gt;focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses can be Used to correct the line of sight and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;focus &lt;/del&gt;laser beams. These lenses are commonly used in high quality digital imaging, surface inspection, and spectroscopy applications.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Shanghai Optics Specializes in manufacturing high precision custom Achromatic doublet lenses According to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;client&lt;/del&gt;'s specifications. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;As seen on [http://lensdesign018.hatenablog.com/entry/2017/10/16/183316 [http://lensdesign018.hatenablog.com/entry/2017/10/16/183316 Read This]]&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;What's an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;'s produced &lt;/ins&gt;for the purpose of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;limiting &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;consequences &lt;/ins&gt;of lens(chromatic and spherical) aberration. Achromatic lenses &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;are &lt;/ins&gt;adjusted to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;bring &lt;/ins&gt;two wavelengths to concentrate in &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;precisely &lt;/ins&gt;the exact same plane.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What's a chromatic aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Chromatic aberration, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;too &lt;/ins&gt;Called chromatic distortion and spherochromatism, is &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;a result caused &lt;/ins&gt;from dispersion &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;due to the &lt;/ins&gt;failure of a lens to focus all &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;colors &lt;/ins&gt;to the same convergence point. When white light passes through glass, then every wavelength element of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;this &lt;/ins&gt;light is separated and focuses at several points &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;onto &lt;/ins&gt;a plane. Chromatic aberration &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;seem &lt;/ins&gt;as &amp;quot;fringes&amp;quot; of color &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;combined borders &lt;/ins&gt;that separate dark and bright parts of the image, due to each &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;colour &lt;/ins&gt;in the optical spectrum &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;cannot &lt;/ins&gt;be &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;concentrated &lt;/ins&gt;at one common point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;is &lt;/ins&gt;a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect that &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;occurs &lt;/ins&gt;in a lens due to the gain of refraction of light &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;rays as soon as &lt;/ins&gt;it strikes the lens. The &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;generated &lt;/ins&gt;image will &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;end &lt;/ins&gt;in imperfection. Both this phenomenon &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;signifies &lt;/ins&gt;that the lens &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;isn't &lt;/ins&gt;working normally.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic double lenses&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic doublet is your Most &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;frequent type &lt;/ins&gt;of achromat lens. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Normally&lt;/ins&gt;, it &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;is composed &lt;/ins&gt;of two individual lenses made from glasses with different amounts of dispersion.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;use two &lt;/ins&gt;Different glass &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;substances &lt;/ins&gt;of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;distinct &lt;/ins&gt;dispersion to refocus the individual wavelengths of light into &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;one &lt;/ins&gt;focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses can be Used to correct the line of sight and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;concentrate &lt;/ins&gt;laser beams. These lenses are commonly used in high quality digital imaging, surface inspection, and spectroscopy applications.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Shanghai Optics Specializes in manufacturing high precision custom Achromatic doublet lenses According to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;customer&lt;/ins&gt;'s specifications. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;See similar webpage&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Floy78Q000</name></author>	</entry>

	<entry>
		<id>http://osm-icons.org/index.php?title=User:Floy78Q000&amp;diff=100480&amp;oldid=prev</id>
		<title>Floy78Q000: Created page with &quot;What's an achromatic lens?&lt;br&gt;&lt;br&gt;An achromatic lens or Achromat is a lens that is created for the purpose of restricting the effects of lens(chromatic and spherical) aberrati...&quot;</title>
		<link rel="alternate" type="text/html" href="http://osm-icons.org/index.php?title=User:Floy78Q000&amp;diff=100480&amp;oldid=prev"/>
				<updated>2017-10-18T23:50:08Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;What&amp;#039;s an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that is created for the purpose of restricting the effects of lens(chromatic and spherical) aberrati...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;What's an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that is created for the purpose of restricting the effects of lens(chromatic and spherical) aberration. Achromatic lenses have been adjusted to attract two wavelengths to concentrate in the exact same plane.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What's a chromatic aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Chromatic aberration, also Called chromatic distortion and spherochromatism, is an effect generated from dispersion as a result of failure of a lens to focus all colours to the same convergence point. When white light passes through glass, then every wavelength element of the light is separated and focuses at several points on a plane. Chromatic aberration appear as &amp;quot;fringes&amp;quot; of color along boundaries that separate dark and bright parts of the image, due to each color in the optical spectrum can't be focused at one common point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What's a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect that happens in a lens due to the gain of refraction of light beams when it strikes the lens. The produced image will result in imperfection. Both this phenomenon suggests that the lens is not working normally.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic double lenses&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic doublet is your Most common sort of achromat lens. Generally, it consists of two individual lenses made from glasses with different amounts of dispersion.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses utilize 2 Different glass materials of different dispersion to refocus the individual wavelengths of light into a single focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses can be Used to correct the line of sight and focus laser beams. These lenses are commonly used in high quality digital imaging, surface inspection, and spectroscopy applications.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Shanghai Optics Specializes in manufacturing high precision custom Achromatic doublet lenses According to client's specifications. As seen on [http://lensdesign018.hatenablog.com/entry/2017/10/16/183316 [http://lensdesign018.hatenablog.com/entry/2017/10/16/183316 Read This]].&lt;/div&gt;</summary>
		<author><name>Floy78Q000</name></author>	</entry>

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