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Frequently Asked Questions

Is the free download a demo version?
The free download is the full featured software package. A paid commercial license and hardware key are needed to use the data acquisition and import features.
Can I use Durango with my current interferometer?
Yes. You will need a camera and phase shifter. If you have a phase shifter, Durango is likely able to drive it. Otherwise, consider our Fizeau Phase Shifter or our PZT Linear Stage. You may need to upgrade your image acquisition board. Contact technical support.
Will Durango run on my current computer?
Probably yes if you have a Pentium or better running Windows XP/2000/NT/98. Windows ME and 95 are known to be troublesome. Download Durango and find out. We recommend a minimum of 64 MB RAM, 1 GB hard disk and 1024x768 (XGA) display resolution.
Is my License Code permanent?
No and yes. Your license code is specific to your hardware key, your hard disk serial number, and the Durango version number. Your license code will eventually expire. Although you may not upgrade without a current Support and Upgrade Subscription, there is never a charge to obtain a new license code for your installed Durango software version.
Why do some of the sample data files look so bad?
We show you both good and bad measurements so you can judge how Durango handles less than perfect data. Also, example files usually show the full camera resolution without smoothing. Poor sample data may be the result of the interferometer hardware, PZT calibration, environmental factors, or choice of phase algorithm.
Do you offer installation and training?
Durango installation and training are available within North America. Please contact Diffraction International for specifics.
Does Durango pricing depend on level of features?
No. Our philosophy of univeral data exchange requires that any current Durango version be able to read any Durango data set.
Can the Durango user interface be simplified?
Durango includes features useful to the optical metrology engineer that may intimidate or confuse the more casual user. We are considering an "Expert" toggle that would lock and/or hide some groups of controls.
Why did you name it Durango?
The software program is named after Andrew Stuart’s dog, who was in turn named after the town in Colorado. Click to see the original goofy yellow dog.