View single post by jk
 Posted: Wed Feb 19th, 2020 07:45
jk



Joined: Sun Apr 1st, 2012
Location: Carthew, Cornwall, United Kingdom
Posts: 6829
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chrisbet wrote:
Well the extension tubes turned up this morning so as a test I found a watch screw that is about 1 mm long ....

taken at 1:0.88, f2.8 and cropped - DOF is about 1/2mm !



See the shallow DOF.



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