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	<title>Comments on: The Development of Wide-Angle Lenses</title>
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	<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses</link>
	<description>Photo/video thoughts from the largest rental house</description>
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		<title>By: Henning</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-10790</link>
		<dc:creator>Henning</dc:creator>
		<pubDate>Thu, 21 Jun 2012 18:25:53 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-10790</guid>
		<description>Leica Elmarits didn&#039;t show up until the 1950&#039;s, and wide angle Elmarits not until the late 60&#039;s with the 28 first and the 21 about a decade later. Leica&#039;s first own design for a wider than 35 was the 28 Hektor, and they didn&#039;t have their own wider than 28 design until the 21 Elmarit came out.

Very nice and interesting articles. Thanks.</description>
		<content:encoded><![CDATA[<p>Leica Elmarits didn&#8217;t show up until the 1950&#8242;s, and wide angle Elmarits not until the late 60&#8242;s with the 28 first and the 21 about a decade later. Leica&#8217;s first own design for a wider than 35 was the 28 Hektor, and they didn&#8217;t have their own wider than 28 design until the 21 Elmarit came out.</p>
<p>Very nice and interesting articles. Thanks.</p>
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		<title>By: Randy</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-2172</link>
		<dc:creator>Randy</dc:creator>
		<pubDate>Sun, 16 Oct 2011 18:42:33 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-2172</guid>
		<description>Great summary, Roger.  The one thing I don&#039;t see (hopefully because it&#039;s self-evident) is that for exactly the reasons you state, combining a wide angle with a zoom almost always involves a loss in quality when compared to the best fixed focal length wide angles.  In fact, I would have said this was always the case until I tired a 14-24.  Also (again, hopefully obvious) since wide angles and telephotos are such different designs, by definition, a wide to tele zoom cannot be equally good at both tasks.  Perhaps this is too subjective but I think an article about convenience vs. quality would be very interesting.</description>
		<content:encoded><![CDATA[<p>Great summary, Roger.  The one thing I don&#8217;t see (hopefully because it&#8217;s self-evident) is that for exactly the reasons you state, combining a wide angle with a zoom almost always involves a loss in quality when compared to the best fixed focal length wide angles.  In fact, I would have said this was always the case until I tired a 14-24.  Also (again, hopefully obvious) since wide angles and telephotos are such different designs, by definition, a wide to tele zoom cannot be equally good at both tasks.  Perhaps this is too subjective but I think an article about convenience vs. quality would be very interesting.</p>
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		<title>By: anonymous</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-558</link>
		<dc:creator>anonymous</dc:creator>
		<pubDate>Wed, 15 Jun 2011 22:03:21 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-558</guid>
		<description>Great article.  I&#039;ve been looking for the reason why ultra wide lenses are so expensive and yet don&#039;t have good optics.  I found the answer here.</description>
		<content:encoded><![CDATA[<p>Great article.  I&#8217;ve been looking for the reason why ultra wide lenses are so expensive and yet don&#8217;t have good optics.  I found the answer here.</p>
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		<title>By: Roger Cicala</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-344</link>
		<dc:creator>Roger Cicala</dc:creator>
		<pubDate>Thu, 07 Apr 2011 01:12:51 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-344</guid>
		<description>I like that idea. I think it would make a really great article. And mostly I have no knowledge about that era, so I get to do a month&#039;s interesting reading first. Thanks for the suggestion!</description>
		<content:encoded><![CDATA[<p>I like that idea. I think it would make a really great article. And mostly I have no knowledge about that era, so I get to do a month&#8217;s interesting reading first. Thanks for the suggestion!</p>
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		<title>By: Adarsha</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-342</link>
		<dc:creator>Adarsha</dc:creator>
		<pubDate>Wed, 06 Apr 2011 01:45:25 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-342</guid>
		<description>Roger, any ideas on writing an artical on today&#039;s major players (Canon &amp; Nikon), when Japanese overtook lens development from European players..</description>
		<content:encoded><![CDATA[<p>Roger, any ideas on writing an artical on today&#8217;s major players (Canon &amp; Nikon), when Japanese overtook lens development from European players..</p>
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		<title>By: Lynn Allan</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-193</link>
		<dc:creator>Lynn Allan</dc:creator>
		<pubDate>Mon, 14 Mar 2011 01:51:59 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-193</guid>
		<description>Something perhaps to include ... info about the relative performance of these early lenses compared to modern counterparts. That was the part I found most interesting in the &quot;Cooking with Glass&quot; article.

I was also wondering if there is software that allows playing around with lens designs. Allow &quot;what if&quot; games? Autodesk Autocad&#039;ish capabilities?

I&#039;ve vaguely aware of &quot;finite element analysis&quot; with software, and VSLI chip design with software. My impression is that lens design is very automated now.</description>
		<content:encoded><![CDATA[<p>Something perhaps to include &#8230; info about the relative performance of these early lenses compared to modern counterparts. That was the part I found most interesting in the &#8220;Cooking with Glass&#8221; article.</p>
<p>I was also wondering if there is software that allows playing around with lens designs. Allow &#8220;what if&#8221; games? Autodesk Autocad&#8217;ish capabilities?</p>
<p>I&#8217;ve vaguely aware of &#8220;finite element analysis&#8221; with software, and VSLI chip design with software. My impression is that lens design is very automated now.</p>
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		<title>By: Roger Cicala</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-86</link>
		<dc:creator>Roger Cicala</dc:creator>
		<pubDate>Thu, 10 Mar 2011 02:04:16 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-86</guid>
		<description>Thank you both. I have to agree. So it&#039;s all one page after you leave the intro now. Really appreciate you letting me know - I&#039;m still learning my way around the new formatting. And, of course, if there&#039;s a new toy I have to try it out. Sometimes try and fail :-)

Roger</description>
		<content:encoded><![CDATA[<p>Thank you both. I have to agree. So it&#8217;s all one page after you leave the intro now. Really appreciate you letting me know &#8211; I&#8217;m still learning my way around the new formatting. And, of course, if there&#8217;s a new toy I have to try it out. Sometimes try and fail <img src='http://www.lensrentals.com/blog/wp-includes/images/smilies/icon_smile.gif' alt=':-)' class='wp-smiley' /> </p>
<p>Roger</p>
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		<title>By: G. Tom</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-75</link>
		<dc:creator>G. Tom</dc:creator>
		<pubDate>Wed, 09 Mar 2011 02:28:04 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-75</guid>
		<description>Agree with Nikhil; liked the article but not the new format. I feel most of us have either scroll wheels or multi-touch trackpads by now. Still, wide-angle photography is still some of my favorite and I really enjoyed the article. Can&#039;t wait for the next one!</description>
		<content:encoded><![CDATA[<p>Agree with Nikhil; liked the article but not the new format. I feel most of us have either scroll wheels or multi-touch trackpads by now. Still, wide-angle photography is still some of my favorite and I really enjoyed the article. Can&#8217;t wait for the next one!</p>
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		<title>By: Nikhil Ramkarran</title>
		<link>http://www.lensrentals.com/blog/2011/03/the-development-of-wide-angle-lenses/comment-page-1#comment-73</link>
		<dc:creator>Nikhil Ramkarran</dc:creator>
		<pubDate>Tue, 08 Mar 2011 18:29:33 +0000</pubDate>
		<guid isPermaLink="false">http://www.lensrentals.com/blog/?p=940#comment-73</guid>
		<description>This one was a bit dry, but still enjoyable. Particularly that bit about the . . . what did you call it? . . . ah yes, film. Not a big fan of the multipage format though, I&#039;m tempted to ask for a refund of the entrance fee.</description>
		<content:encoded><![CDATA[<p>This one was a bit dry, but still enjoyable. Particularly that bit about the . . . what did you call it? . . . ah yes, film. Not a big fan of the multipage format though, I&#8217;m tempted to ask for a refund of the entrance fee.</p>
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