I was wondering what the focusing distances (far and near) are with a 80 mm + 13 mm extension are?
http://www.hasselblad.co.uk/media/5608/extension_tubes_metricv5.pdf (http://www.hasselblad.co.uk/media/5608/extension_tubes_metricv5.pdf)
Thanks for the link.
That's the info I needed. :)