"The Alpha DSLR-A100 marks Sony's debut into the digital SLR market and launches its new Alpha brand. Alpha was born from a collaboration announced back in July 2005 between Sony and Konica Minolta to jointly develop digital SLRs. Later in January 2006, Konica Minolta announced its withdrawal from the photo imaging business, transferring various digital SLR technologies including its anti-shake system and lens mount to Sony." Read the magnificent review of cameralabs