PCN-01302009-1.pdf Photointerrupters in the series GP1A, GP1L, GP1S, GP2S, GP3A, and GP3S: Packing Change. Beginning in March 2009, the photointerrupters in the above series will be sealed in their packing bags with tape. There is no effect upon optical, reliability, quality, mechanical, electrical, or RoHS specifications.
PCN-20090130-02.pdf See PCN for a complete list of affected Optoelectronic products: Packing Change. Beginning in February 2009, Sharp is removing cobalt chloride from the humidity control materials packed with several products.
PCN-200601013.pdf For various optoelectronic components please see the document for the full list. Suggested replacement parts: Please see the document for the full list.