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		<id>http://osm-icons.org/index.php?action=history&amp;feed=atom&amp;title=User%3AJeffryWrenfordsl</id>
		<title>User:JeffryWrenfordsl - Revision history</title>
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		<updated>2026-05-01T15:30:06Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://osm-icons.org/index.php?title=User:JeffryWrenfordsl&amp;diff=100555&amp;oldid=prev</id>
		<title>JeffryWrenfordsl at 01:11, 19 October 2017</title>
		<link rel="alternate" type="text/html" href="http://osm-icons.org/index.php?title=User:JeffryWrenfordsl&amp;diff=100555&amp;oldid=prev"/>
				<updated>2017-10-19T01:11:04Z</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;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&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 01:11, 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&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;'s &lt;/del&gt;an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that is created with the goal of limiting 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;are &lt;/del&gt;adjusted to bring two wavelengths to focus in precisely 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;too &lt;/del&gt;Called chromatic distortion and spherochromatism, is a result &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;caused &lt;/del&gt;from dispersion &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;due to the &lt;/del&gt;failure of a lens to focus all colors to the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;identical &lt;/del&gt;convergence point. When white light passes through glass, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;then &lt;/del&gt;every wavelength element of the light is separated and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;focuses &lt;/del&gt;at several points &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;on &lt;/del&gt;a plane. Chromatic aberration seem as &amp;quot;fringes&amp;quot; of color &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;combined boundaries &lt;/del&gt;that separate bright and dark parts of the image, due to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;each colour &lt;/del&gt;in the optical spectrum &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;can't &lt;/del&gt;be concentrated at one common point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What is a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;that &lt;/del&gt;happens in a lens due to the increase of refraction of light rays &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;as soon as &lt;/del&gt;it strikes the lens. The &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;generated &lt;/del&gt;image will &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;result &lt;/del&gt;in imperfection. Both this phenomenon suggests that the lens isn't &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;working &lt;/del&gt;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 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;type &lt;/del&gt;of achromat lens. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Generally&lt;/del&gt;, it is composed of 2 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;separate &lt;/del&gt;lenses made from glasses with &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;various &lt;/del&gt;amounts of dispersion.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses use 2 Different glass &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;materials &lt;/del&gt;of different dispersion to refocus the individual wavelengths of light &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to one &lt;/del&gt;focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses may be Used to correct the line of sight and concentrate 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;customer&lt;/del&gt;'s specifications. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;More &lt;/del&gt;at &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;f-theta lens&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 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;is &lt;/ins&gt;an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that is created with the goal of limiting 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;have been &lt;/ins&gt;adjusted to bring two wavelengths to focus in precisely 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;also &lt;/ins&gt;Called chromatic distortion and spherochromatism, is a result &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;generated &lt;/ins&gt;from dispersion &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;as a result of &lt;/ins&gt;failure of a lens to focus all colors to the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;same &lt;/ins&gt;convergence point. When white light passes through glass, every wavelength element of the light is separated and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;concentrates &lt;/ins&gt;at several points &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;onto &lt;/ins&gt;a plane. Chromatic aberration seem as &amp;quot;fringes&amp;quot; of color &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;along borders &lt;/ins&gt;that separate bright and dark parts of the image, due to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;every color &lt;/ins&gt;in the optical spectrum &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;cannot &lt;/ins&gt;be concentrated at one common point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What is a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;which &lt;/ins&gt;happens in a lens due to the increase of refraction of light rays &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;when &lt;/ins&gt;it strikes the lens. The &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;produced &lt;/ins&gt;image will &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;end &lt;/ins&gt;in imperfection. Both this phenomenon suggests that the lens isn't &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;functioning &lt;/ins&gt;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 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sort &lt;/ins&gt;of achromat lens. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Normally&lt;/ins&gt;, it is composed of 2 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;individual &lt;/ins&gt;lenses made from glasses with &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;different &lt;/ins&gt;amounts of dispersion.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses use 2 Different glass &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;substances &lt;/ins&gt;of different dispersion to refocus the individual wavelengths of light &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;into a single &lt;/ins&gt;focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses may be Used to correct the line of sight and concentrate 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;client&lt;/ins&gt;'s specifications. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;See more &lt;/ins&gt;at&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;: Recommended Site&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>JeffryWrenfordsl</name></author>	</entry>

	<entry>
		<id>http://osm-icons.org/index.php?title=User:JeffryWrenfordsl&amp;diff=100046&amp;oldid=prev</id>
		<title>JeffryWrenfordsl at 17:00, 18 October 2017</title>
		<link rel="alternate" type="text/html" href="http://osm-icons.org/index.php?title=User:JeffryWrenfordsl&amp;diff=100046&amp;oldid=prev"/>
				<updated>2017-10-18T17:00:44Z</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;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;en&quot;&gt;
				&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 17:00, 18 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 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;is &lt;/del&gt;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;'s &lt;/del&gt;created with the goal of limiting the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;consequences &lt;/del&gt;of lens(chromatic and spherical) aberration. Achromatic lenses are adjusted to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;attract &lt;/del&gt;two wavelengths to focus in the 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, too Called chromatic distortion and spherochromatism, is a result caused 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 identical convergence point. When white light passes through glass, then &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;each &lt;/del&gt;wavelength element of &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;this &lt;/del&gt;light is separated and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;concentrates &lt;/del&gt;at &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;different &lt;/del&gt;points on 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 combined &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;borders &lt;/del&gt;that separate bright and dark parts of the image, due to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;every &lt;/del&gt;colour in the optical spectrum can't 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 is a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which &lt;/del&gt;happens in a lens &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;as a result of gain &lt;/del&gt;of refraction of light rays &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;when &lt;/del&gt;it strikes the lens. The generated image will &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;end &lt;/del&gt;in imperfection. Both this &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;happening &lt;/del&gt;suggests that the lens isn't &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;functioning &lt;/del&gt;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 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;the &lt;/del&gt;Most common &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;sort &lt;/del&gt;of achromat lens. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Normally&lt;/del&gt;, it is composed of 2 separate lenses made from glasses with &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;different &lt;/del&gt;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 &lt;/del&gt;2 Different glass &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;substances &lt;/del&gt;of different dispersion to refocus the individual wavelengths of light to one focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses may be Used to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;adjust &lt;/del&gt;the line of sight and concentrate laser beams. These lenses are &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;widely &lt;/del&gt;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 customer's specifications. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;E.g. [http://sphericallenses.greatwebsitebuilder.com/home/spherical&lt;/del&gt;-&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;lenses [http://sphericallenses.greatwebsitebuilder.com/home/spherical-lenses click here...]]&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&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;'s &lt;/ins&gt;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;is &lt;/ins&gt;created with the goal of limiting the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;effects &lt;/ins&gt;of lens(chromatic and spherical) aberration. Achromatic lenses are adjusted to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;bring &lt;/ins&gt;two wavelengths to focus in &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;precisely &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;exact &lt;/ins&gt;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, too Called chromatic distortion and spherochromatism, is a result caused 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 identical convergence point. When white light passes through glass, then &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;every &lt;/ins&gt;wavelength element of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;the &lt;/ins&gt;light is separated and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;focuses &lt;/ins&gt;at &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;several &lt;/ins&gt;points on 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 combined &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;boundaries &lt;/ins&gt;that separate bright and dark parts of the image, due to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;each &lt;/ins&gt;colour in the optical spectrum can't 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 is a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;that &lt;/ins&gt;happens in a lens &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;due to the increase &lt;/ins&gt;of refraction of light rays &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;as soon as &lt;/ins&gt;it strikes the lens. The generated image will &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;result &lt;/ins&gt;in imperfection. Both this &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;phenomenon &lt;/ins&gt;suggests that the lens isn't &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;working &lt;/ins&gt;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 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;your &lt;/ins&gt;Most common &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;type &lt;/ins&gt;of achromat lens. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Generally&lt;/ins&gt;, it is composed of 2 separate lenses made from glasses with &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;various &lt;/ins&gt;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 &lt;/ins&gt;2 Different glass &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;materials &lt;/ins&gt;of different dispersion to refocus the individual wavelengths of light to one focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses may be Used to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;correct &lt;/ins&gt;the line of sight and concentrate laser beams. These lenses are &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;commonly &lt;/ins&gt;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 customer's specifications. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;More at f&lt;/ins&gt;-&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;theta lens&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>JeffryWrenfordsl</name></author>	</entry>

	<entry>
		<id>http://osm-icons.org/index.php?title=User:JeffryWrenfordsl&amp;diff=99711&amp;oldid=prev</id>
		<title>JeffryWrenfordsl: Created page with &quot;What is an achromatic lens?&lt;br&gt;&lt;br&gt;An achromatic lens or Achromat is a lens that's created with the goal of limiting the consequences of lens(chromatic and spherical) aberrati...&quot;</title>
		<link rel="alternate" type="text/html" href="http://osm-icons.org/index.php?title=User:JeffryWrenfordsl&amp;diff=99711&amp;oldid=prev"/>
				<updated>2017-10-18T10:12:19Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;What is an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that&amp;#039;s created with the goal of limiting the consequences 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 is an achromatic lens?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;An achromatic lens or Achromat is a lens that's created with the goal of limiting the consequences of lens(chromatic and spherical) aberration. Achromatic lenses are adjusted to attract two wavelengths to focus in the 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, too Called chromatic distortion and spherochromatism, is a result caused from dispersion as a result of failure of a lens to focus all colours to the identical convergence point. When white light passes through glass, then each wavelength element of this light is separated and concentrates at different points on a plane. Chromatic aberration appear as &amp;quot;fringes&amp;quot; of color combined borders that separate bright and dark parts of the image, due to every colour in the optical spectrum can't be focused at one common point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;What is a spherical aberration?&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Spherical aberration is an Optical effect which happens in a lens as a result of gain of refraction of light rays when it strikes the lens. The generated image will end in imperfection. Both this happening suggests that the lens isn't functioning 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 the Most common sort of achromat lens. Normally, it is composed of 2 separate 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 substances of different dispersion to refocus the individual wavelengths of light to one focal point.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Achromatic lenses may be Used to adjust the line of sight and concentrate laser beams. These lenses are widely 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 customer's specifications. E.g. [http://sphericallenses.greatwebsitebuilder.com/home/spherical-lenses [http://sphericallenses.greatwebsitebuilder.com/home/spherical-lenses click here...]].&lt;/div&gt;</summary>
		<author><name>JeffryWrenfordsl</name></author>	</entry>

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