Amazon.com : Ricoh A12 50mm f/2.5 Macro GR Lens with APS-C
Amazon.com : Ricoh A12 50mm f/2.5 Macro GR Lens with APS-C,Vintage Digital, AKA A Semi Rational Odd Duck: The Ricoh GXR,Ricoh GR 50mm f2.5 Macro A12 Lens for GXR [MINT-],Vintage Digital, AKA A Semi Rational Odd Duck: The Ricoh GXR,Vintage Digital, AKA A Semi Rational Odd Duck: The Ricoh GXR,