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In the image below the sugar cube was 67mm from the lens. This is the minimum distance that this lens will focus.
In this next image the sugar cube was 140mm from the lens.
The sugar cube measures 16mm x 14mm.
In the below sample image the penny (d=20.3mm) was at a distance of 45cm from the lens. The sensor used was a 1/3" Aptina MT9V024.
This lens has a large focal length and low distortion.
In these sample images the sensor used was a 1/4" Sony ICX618. The first image is focused at a distance of 47mm from the lens and the second at 64mm. This lens has a medium f number of f4.0 creating a reasonable depth of field while still allowing a good amount of light to reach the sensor.