JDS Uniphase (JDSU) was up 1.4% in preopen Island trading after Deutsche Banc Alex. Brown downgraded it to buy from strong buy. The stock fell sharply Friday afternoon and took other optical issues with it after Alex. Brown told investors that JDS Uniphase might lower its forecast for next year. Over the weekend Wachovia Securities lowered JDS Uniphase to buy from strong buy.