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	<title>Comments on: Maximum Aperture of the Nikon 18-200mm Throughout its Zoom Range</title>
	<link>http://regex.info/blog/2006-10-05/263</link>
	<description>Not a photo blog, but sometimes I play one on TV</description>
	<pubDate>Tue, 02 Dec 2008 03:44:59 +0000</pubDate>
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		<title>by: Joe</title>
		<link>http://regex.info/blog/2006-10-05/263#comment-23340</link>
		<pubDate>Sat, 18 Oct 2008 02:21:19 +0000</pubDate>
		<guid>http://regex.info/blog/2006-10-05/263#comment-23340</guid>
					<description>A very useful analysis indeed.  But how does the VRII feature play into this ?

&#62; I see that the 18-200mm is f/4.6 at 50mm, which is just about 1/3rd stop slower than
&#62;  f/4.0 (which is 3 stops slower than f/1.4 

Nikon claims that VRII gives you the equivalent of 3-4 stops.  If that's the case, doesn't that mean the 18-200 at 50mm zoom can shoot in the same lighting conditions as the 50mm f/1.4 ?

thanks,
Joe</description>
		<content:encoded><![CDATA[<p>A very useful analysis indeed.  But how does the VRII feature play into this ?</p>
<p>&gt; I see that the 18-200mm is f/4.6 at 50mm, which is just about 1/3rd stop slower than<br />
&gt;  f/4.0 (which is 3 stops slower than f/1.4 </p>
<p>Nikon claims that VRII gives you the equivalent of 3-4 stops.  If that&#8217;s the case, doesn&#8217;t that mean the 18-200 at 50mm zoom can shoot in the same lighting conditions as the 50mm f/1.4 ?</p>
<p>thanks,<br />
Joe
</p>
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		<title>by: Phil Harvey</title>
		<link>http://regex.info/blog/2006-10-05/263#comment-18932</link>
		<pubDate>Thu, 24 Jul 2008 19:13:52 +0000</pubDate>
		<guid>http://regex.info/blog/2006-10-05/263#comment-18932</guid>
					<description>A very useful analysis.  Thanks Jeffrey!</description>
		<content:encoded><![CDATA[<p>A very useful analysis.  Thanks Jeffrey!
</p>
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		<title>by: Stefan</title>
		<link>http://regex.info/blog/2006-10-05/263#comment-2903</link>
		<pubDate>Wed, 20 Dec 2006 10:04:41 +0000</pubDate>
		<guid>http://regex.info/blog/2006-10-05/263#comment-2903</guid>
					<description>My 18-200 VR arrived with focusing problems, so I've sent it to Nikon for repair. What I've found the greatest issue with this lens is the HUGE depth-of-field (a result of comparatively high F-numbers). Since shooting with this lens wide open won't yield the best of results, stepping further down from F3.5 @ 18mm to say F5.6 will give you a tremendous depth-of-field (whether this is a problem or not depends of your subject, but not having a choice is annoying). Apart from that, shutter speeds are (in most situations) counter-acted by VR, and I've found this lens to be good fun in most relaxed situations. If under pressure - such as at a wedding - my guess is that you'd be better off with the 12-24. If you've got the money...</description>
		<content:encoded><![CDATA[<p>My 18-200 VR arrived with focusing problems, so I&#8217;ve sent it to Nikon for repair. What I&#8217;ve found the greatest issue with this lens is the HUGE depth-of-field (a result of comparatively high F-numbers). Since shooting with this lens wide open won&#8217;t yield the best of results, stepping further down from F3.5 @ 18mm to say F5.6 will give you a tremendous depth-of-field (whether this is a problem or not depends of your subject, but not having a choice is annoying). Apart from that, shutter speeds are (in most situations) counter-acted by VR, and I&#8217;ve found this lens to be good fun in most relaxed situations. If under pressure - such as at a wedding - my guess is that you&#8217;d be better off with the 12-24. If you&#8217;ve got the money&#8230;
</p>
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		<title>by: Simon P. Chappell</title>
		<link>http://regex.info/blog/2006-10-05/263#comment-2585</link>
		<pubDate>Fri, 06 Oct 2006 17:50:49 +0000</pubDate>
		<guid>http://regex.info/blog/2006-10-05/263#comment-2585</guid>
					<description>At this time I have no desire to get a larger zoom than than the "something to 70" that came with my D70, but I also had a need for a faster lens (for indoor photography at church events). I purchased the Nikkor f/1.8 50mm lens (very reasonably priced at less than $150) and so far initial tests show that it is indeed noticably faster.

I may try the same tests on my 12-24 wide angle. That sounds like a fun weekend project. :-)</description>
		<content:encoded><![CDATA[<p>At this time I have no desire to get a larger zoom than than the &#8220;something to 70&#8243; that came with my D70, but I also had a need for a faster lens (for indoor photography at church events). I purchased the Nikkor f/1.8 50mm lens (very reasonably priced at less than $150) and so far initial tests show that it is indeed noticably faster.</p>
<p>I may try the same tests on my 12-24 wide angle. That sounds like a fun weekend project. <img src='http://regex.info/blog/wp-includes/images/smilies/icon_smile.gif' alt=':-)' class='wp-smiley' />
</p>
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		<title>by: Joe</title>
		<link>http://regex.info/blog/2006-10-05/263#comment-2583</link>
		<pubDate>Thu, 05 Oct 2006 13:25:07 +0000</pubDate>
		<guid>http://regex.info/blog/2006-10-05/263#comment-2583</guid>
					<description>It's interesting, Jeffrey, thanks.

I used this lens yesterday in a low light situation (Q+A after a film presentation in a Museum setting) and found the VR really useful -- more so that I expected.

While I like this lens as a walk-around -- especially in good light -- I too am seriously considering a faster zoom in the wide end of the range (I already have the 70-200VR).</description>
		<content:encoded><![CDATA[<p>It&#8217;s interesting, Jeffrey, thanks.</p>
<p>I used this lens yesterday in a low light situation (Q+A after a film presentation in a Museum setting) and found the VR really useful &#8212; more so that I expected.</p>
<p>While I like this lens as a walk-around &#8212; especially in good light &#8212; I too am seriously considering a faster zoom in the wide end of the range (I already have the 70-200VR).
</p>
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