11. Lenses and Lens holder
11.2 Lens selection
WhichlensdoIneed?
1. Go to Barco’s website on www.barco.com and click on myBarco
2. Login on.
If you are not y et registered create a login and pas sword. W ith the created login and passw ord, it is possible to enter myB arco .
When your login is correct, the start page is displayed.
3. Click the Support tab, then D igital cinem a calcu lator (on the left of the screen) and s elect the appropriate lens calculator.
The lens calculator (see screenshot, image 11-6) will be displayed.
The lens calculator allows you to have an overview of which lenses are suitable for your specific proje ct or setup. Just m ake your
selection of pa rameters and all possible configurations are displayed.
Image 11-6
Digital cinema lens calculator
Take into account that w hen the projector is tilted the Screen Width you have to fill in should be larger than
the ph ysical screen width due to the keystone distortion of the projected im age. How much larger depends
ontheamountoftilt.
Due to produ ction tolerances the real distances can differ by 2% from the calculated va lues.
For critical situations (fixed installs that use the lens at one of its extreme zoom positions) this should be
taken into account.
R5905043 DP2K-12C/11CX 19/02/2018 181
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