[Talk-GB] Aerial Photography

Jack Stringer jack.ixion at googlemail.com
Mon Sep 14 13:52:35 BST 2009

2009/9/14 Chris Hill <osm at raggedred.net>:
> One of the airfields I flew from was a base for the OS photo surveying
> unit.  They had a 'plane which had been modified to have a downward
> pointing, very expensive camera built into the fuselage.  They could
> then fly long straight strips, taking overlapping photos and then taking
> overlapping strips.  The pilots didn't stay long - it was a very
> difficult and tedious job getting the strips to line up.  They flew a
> few in a day, always in the same direction to assist with the way your
> track gets moved by the wind.

I would take the assumption they were using a medium format digital
camera such as a Hasselblad. If I was going to take quality pictures
of the ground from a plane I would want to use medium format as that
would give high resolution images.

Jack Stringer

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