... N.A.1.25 Abbe Condenser Light source BF12139NS Binocular Digital Microscope NameParameterEyepieceWF10X/22ObjectiveInfinity Achromatic Objective 4XInfinity Achromatic ... headCompensation free 30° inclined 130 Mega pixels CMOS Digital Binocular head, (55mm~75mm)CondenserN.A.1.25 Abbe ... ,500M pixels CMOS Electronic EyepieceViewing headCompensation free Binocular, Interpupillary adjusting range:48mm~75mm