Pricespy reference: http://pricespy.co.nz/product.php?p=3133100
DXOMark review (for tech people): http://www.dxomark.com/Reviews/Canon-EF-50mm-F1.8-STM-lens-r…
Great 1st / all around / general purpose lens. Image quality (IQ) wise, its okay @ F1.8, but good / great when stopped down to @ F2.8.