E500 can refer to: * E number 500, a food additive * Olympus E-500, a digital SLR camera * Eclipse 500, a business jet aeroplane * PowerPC e500, a microprocessor core from Freescale * Sharp PC-E500S, a pocket computer by Sharp Corporation * Mercedes-Benz E500, a luxury sports sedan automobile * Alexander Dennis Enviro500, a tri-axle double-decker bus from Alexander Dennis * Error 500, an "Internal Server Error" on a HTTP-Server This disambiguation page lists articles associated with the same title formed as a letter-number combination. If an internal link led you here, you may wish to change the link to point directly to the intended article.