Exposure apparatus and exposure method, and device manufacturing method using the same

Abstract

Disclosed is an exposure apparatus and method, and a device manufacturing method using the same. An exposure apparatus according to one preferred form of the invention includes an illumination optical system for illuminating an original with light from a light source, and a projection optical system for projecting a pattern of the original onto a substrate, wherein the illumination optical system includes an optical integrator for forming a secondary light source by use of light from the light source and a condenser optical system for directing light from the optical integrator to the original, and wherein the projection optical system includes an optical element such as a lens, made of a glass material of quartz and being disposed adjacent a pupil plane of the projection optical system.

Dependencies are inferred from the claim text.