ACDSee for Mac 

ACDSee for Mac is a high-speed graphics viewer and image browser that displays digital images in high resolution. This graphics software supports Mac OS 8.6 to Mac OS X. ACDSee also features TWAIN software support for your scanner.
mac os x software twain software graphics software mac os x download os x application appz mac osx osx software digital imaging image browser macintosh software graphic viewers macintosh shareware graphic converter