Transmitted light and reflect light, 24V/100W long life halogen lamp. NP-800RFNP-800TRFOptical SystemInfinite optical systemSSViewing HeadSeidentopf trinocular head inclined at 30°, Interpupilary 48-75mmSSEyepieceEW10X/22 Plan eyepiece EW10X/22SSPlan eyepiece with scale of crosshair, Plan eyepiece with cross, Plan eyepiece with griddingSSStrain-Free Plan5X/0.12/∞/- WD 15.5mmSSAchromatic ...