Varifocal Lens (Board Mount) Focal Length Image Format Fixed Iris Aspherical Lens Day&Night Lens f=6.0~50.0mm 1/3"   SCVD650ASIR SCVD650ASDN f=2.8~10.0mm SCVD281012FASIR -AD SCVD281012ASIR -AD SCVD281012ASDN -AD Mega pixel Lens (CS Mount) Focal Length Image Format DC Auto Iris Manual Iris f=5.0~50mm 1/3" SCVM550AS DC SCVM550AS M Pan Focus Lens Focal Length Image Format DC Auto Iris Aspherical Lens f=2.9~8.5mm 1/3" SCVP2985AS SCVP2985ASIR ZOOM Lens Focal Length Image Format DC Auto Iris f=2.8~10.0mm 1/3" SCVZ2810ASIR