1 Overhang Adjustment is available 2 Loupe Tube Adjustment is available 3 Interpupillary Adjustment is available 4 Focusing Distance Adjustment is available 5 Magnification: 2.5x, 3x, 4x, 5x, 6x, 6.5x 6 Working Distance: 200-500mm 7 Field of Vision: 120-55mm 8 Resolution: 12-20
- Options and characteristics:with frames