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Lens Distortion on Nodal Pans

 
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mike_gentile



Joined: 03 May 2005
Posts: 38
Location: Laguna Niguel

PostPosted: Thu Sep 04, 2008 4:52 pm    Post subject: Lens Distortion on Nodal Pans Reply with quote

hi all-
i have a quick question

does syntheyes calculate lens distortion on nodal pans? or does the camera have to translate and create parallax?

second is there a table somewhere that tells me the right right lens distortion for my panasonic hvx200 at different focal lengths?

thanks in advance
mike
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ssontech
Site Admin


Joined: 16 Mar 2005
Posts: 610
Location: Valley Forge, Pennsylvania

PostPosted: Mon Sep 08, 2008 12:25 pm    Post subject: Reply with quote

Quote:
does syntheyes calculate lens distortion on nodal pans?


Yes. But there needs to be substantial 'information content' in the shot that allows distortion to be distinguished from lens fov and from random noise.

Using a check line is probably a better idea in most circumstances if a suitable line is available.

Quote:
second is there a table somewhere that tells me the right right lens distortion for my panasonic hvx200 at different focal lengths?


only if someone has gone to the trouble to make one.
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mike_gentile



Joined: 03 May 2005
Posts: 38
Location: Laguna Niguel

PostPosted: Mon Sep 08, 2008 1:23 pm    Post subject: Reply with quote

thanks...i guess i'll be making that table.


what's a checkline?
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mike_gentile



Joined: 03 May 2005
Posts: 38
Location: Laguna Niguel

PostPosted: Thu Sep 25, 2008 7:43 pm    Post subject: Reply with quote

what's a checkline?
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damian_d3



Joined: 16 Apr 2008
Posts: 61

PostPosted: Fri Sep 26, 2008 6:57 am    Post subject: Reply with quote

check the help for "alignment line"
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