change in DOF using 2X converter?

Started Mar 27, 2013 | Discussions thread
ladodger
New MemberPosts: 15
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Re: Lots of nonsense being written.
In reply to brightcolours, Mar 29, 2013

I got the following spec on a 1.4 converter from mir.com

Focal length: 1.4X increase in focal length of the lens in use Aperture coupling range: f/2.0 ~ f/32 Effective aperture: f/2.8 ~ f/45; Reproduction Ratio: 1.4X of the lens in use Diaphragm: Automatic; Metering: Full-aperture exposure measurement with Ai type Nikkor lenses Depth of field: Half that of the lens in use Closest focusing distance: Same as that of the lens in use, remains unaffected Dimensions: 65mm dia. x 34mm long (overall); Weight: 165g

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