Canon DSLR owners - before you clean your sensor w/ Dust-Aid

I found the original Dust-Aid version on Amazon.com, but also found that (and this is important) it will wreck some random Canon sensors that apparently were assembled incorrectly. The dichroic coating that acts as a hot mirror to reflect infrared was installed upside down on them. To be safe, you should get the Canon version (not on Amazon).

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