10% off Coupon, Just tried it and works for me on lens.
Exclusive $avings Offer -- enjoy 10% OFF your one-time Exchange Online Store or Exchange Catalog order*! Just enter promo code “922babycat1” during the checkout process (code is case-sensitive)! * Offer valid 6 May - 25 Sept 09(discount up to $100 max.; offer excludes item numbers beginning with the letter ‘X’ [Such as gift cards, gift certificates, phone cards, extended service plans, iPods, computers, select Bose items], special orders, MCSS items, Dell site, Alienware site, Hewlett Packard site, Microtel site, Game Zone site, and online Mall purchases; offer available for one discount per sponsor and cannot be combined with any other coupon or offer).