Hi! First of all, the PLV-70 is a high brightness unit (2000 Ansi Lumens), so when it projects a white image, the whole room is not dark at all anymore. The screen reflects so much light, that you can easily read a newspaper in the room. That's why you can also tell if the white is greenish, blueish or whatever. So in my opinion, I would make sense to calibrate the white point - at least you could give the users the possibility to do so if they wish. Secondly, my Spyder2Pro hardware seems to be ok - I've successfully calibrated 4 monitors with it and the results are very good. I always liked the "After" picture much better than the "Before" one - flesh tones looked more natural and the overal image appearance was more pleasing. So "my Toyota is not broken", I should just not try to drive it somewhere where it's not supposed to be ;-) I guess the whole projector calibration process is somehow strange. I can't imagine getting reliable results when the sensor reads light from its own shadow. And my experience seems to prove that point. The procedure as suggested by the calibration software is easy to follow and you can't really do anything wrong. So if it still produces results that are way off (and the hardware is ok), then either the software must be buggy or the whole principle of the calibration process has flaws. I guess it's the latter, otherwise I couldn't explain why my calibration works for monitors but not for projectors. Regards, Martin PS: I don't any reason to discuss this privately, as suggested by CDTobie. Of course ColorVision only wants satisifed customers reporting how great the product is, but a discussion group must also have room for negative experiences.
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Re: Projector Calibration? Waste of time!
2006-07-05 by mhovie71
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