Leica M9 Sensor ‘Corrosion’ Due to Dumb Design Decision, Report Claims

Leica recently discontinued its replacement service for M9 cameras afflicted by the widespread “sensor corrosion” issue that surfaced back in 2014. Now a new report claims that it wasn’t “damaged” coatings that caused the corrosion, but the fact that protective coatings were inexplicably left out completely.
LDP LLC, a camera conversion and repair business based in New Jersey, opened up a Leica M9 rendered unusable by “corrosion” and was surprised at what it found after taking a close look at the sensor.
Manufactured between 2009 and 2014, an estimated 180,000 Leica M9 cameras were produced and sold with a price tag of $8,000.
Inside the camera was an 18-megapixel Kodak full-frame CCD sensor. Covering the image sensor itself is an IR Cut Filter (ICF) which also serves as the coverglass.
“Typically, the ICF is a separate piece of glass held in front of the clear sensor coverglass,” writes Dan Llewellyn, president of LDP LLC. “ …
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