Quote:
Originally Posted by ilovejedd
Note that unlike earlier models, it's possible to completely turn off the backlight on the PW4. I tested it before inside the closet. Both PW2 and PW3 still emitted light at the 0 setting while the PW4 was completely dark.
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Been a while since I looked at a PW, but I'm assuming the light guide layer means that even with the light off the screen on the basic probably actually looks clearer and has better contrast? Though I suppose the PW's have better resolution.