Type: Apochromatic zoom system with central beam path, lead-free.
Zoom: 16:1.
Zoom factor: 0.57×– 9.2×
Built-in iris diaphragm: for adjusting the depth of field.
Switchable approachable positions for repetitive tasks: 0.57 / 0.8 / 1 / 1.25 / 1.6 / 2 / 2.5 / 3.2 / 4 / 5 /6.3 / 8 / 9.2

Visual data with 1×planapochromatic objective / 10×eyepieces / 1.25×Y tube :
Magnification: 7.1× – 115×.
Resolution: 51 – 336 Lp / mm.
Visible structural width: 9.8 – 1.49 µm
Numerical aperture: 0.017 – 0.112 nA.
Object field ∅: 32.3 mm – 2.0 mm.
Depth of field (diaphragm open): 3.8 mm – 0.05 mm
Depth of field (diaphragm closed): 18.4 mm – 0.4 mm

Visual data with 2×planapochromatic objective / 40×eyepieces / 1.25× Y tube:
Magnification: 57×– 920×
Resolution: 102 – 672 Lp / mm.
Visible structural width: 4.9 – 0.74 µm
Numerical aperture: 0.034 – 0.224 nA
Object field ∅: 4.2 mm – 0.26 mm

Data with Leica DFC490 digital camera / 1×planapochromatic objective / AS tube / 0.63×video objective:
Magnification Chip: Object: 0.36×– 5.8×.
Digital resolution*: 33.3 – 336 Lp / mm.
Object field projected onto chip: 24.5 mm ×18.4 mm / 1.5 mm ×1.14 mm.
Depth of field (diaphragm open): 1.4 mm – 0.03 mm
Depth of field (diaphragm closed): 10.9 mm – 0.3 mm