Search found 74 matches

by 3dxcan
17 Aug 2017, 19:45
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

is there a way to automatically crop around each scan in david to avoid those inaccurate margins? i get fairly large inaccurate margins! good to hear there are only a few of you who have this type of problem and everyone eles's scan are PERFECT!
by 3dxcan
16 Aug 2017, 19:26
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

In your case : LSCO032.png Please take a loo here GDAG001.png And a bit here . Good luck NARMELLA David doesn't recognise target points, and i found its auto alignment or align sequence option to result in inaccuracies in alignment. Only manual alignment with contact pair selection results in accep...
by 3dxcan
13 Aug 2017, 16:43
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

Its the TCL lens from IS that isn't accurate enough. I tried with a computar lens and the problem is solved to acceptable level.
by 3dxcan
12 Aug 2017, 19:10
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

P.S. This is possible: Dear Micr0, You're always helpful and i can't appteciate it more. I didn't mean to rant against david or anyone's likings. I've been experimenting with david and my new system for a couple weeks and still learning, so please bear with me. Anyways, I tried it with a 5 megapixe...
by 3dxcan
11 Aug 2017, 14:40
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

Carefully when you say " I'm starting to think David is a waste of time and money". A loot of people are making amazing things with DAVID for professional work as well (seescanprint3d of facebook). Can you show the setup you are using and what hardware? To show what DAVID do I'm attaching...
by 3dxcan
11 Aug 2017, 07:12
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

Micr0 wrote: 10 Aug 2017, 16:05 1) What version of David are you using?

2) Did you turn off the OptomizeMultiCamera setting in the advanced settings?
Is there an option to automatically crop certain distance around the edges of the scans?
by 3dxcan
10 Aug 2017, 16:40
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

1) What version of David are you using? 2) Did you turn off the OptomizeMultiCamera setting in the advanced settings? Yes, i turned off OptimizeMultiCamera the moment i installed david. Its David 5.0.2 i think. I tried with the latest version too. Also tried version 4. I see no difference in my ali...
by 3dxcan
10 Aug 2017, 15:32
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

another example, when you scan the same object from different angles, the scans start to diverge at extemeties, here's another example,only 2 scans. I'm starting to think David is a waste of time and money.
Do you get the same effect or my equipment and settings maybe not optimized?
by 3dxcan
08 Aug 2017, 18:06
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

Here are the pictures from the scans: Without seeing your set up, I'd say that mismatch is from that part of the object being outside the optimal scan envelope (too far from the center of focus). Try moving your camera projector set up back further (you will have to re calibrate) and see if that he...
by 3dxcan
07 Aug 2017, 17:08
Forum: Structured light scanning
Topic: Alignment problems
Replies: 79
Views: 87697

Re: Alignment problems

Here are the pictures from the scans: