extension tubes question....


dpm

Link Posted 25/09/2016 - 09:16
contacts report aperture (and other data!) information to the camera, but the actual stopping-down is carried out mechanically by the camera.

bforbes

Link Posted 25/09/2016 - 10:04
dpm wrote:
contacts report aperture (and other data!) information to the camera, but the actual stopping-down is carried out mechanically by the camera.

my tubes have the mechanical linkage to transfer the camera actions
Barrie
Too Old To Die Young

http://www.pentaxphotogallery.com/artists/barrieforbes
https://www.flickr.com/photos/189482630@N03/
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