2
Performance characteristics
Specifications
Leica M50 Leica M60 Leica M80
Optical Data
Zoom 5 : 1 manual, stage changer 6 : 1 manual, zoom 8 : 1 manual, zoom
Data with standard optics
(1×objective/10× eyepieces)
– Zoom range
– Resolution
– Working distance
– Object field
Five stages: 6.3×, 10×, 16×, 25×, 40×
225 lp/mm
89.6 mm (achromatic 1×)
∅ 5.75 mm – 36.5 mm
6.3× – 40×
225 lp/mm
89.6 mm (achromatic 1×)
∅ 5.75 mm – 36.5 mm
7.5× – 60×
309 lp/mm
83.4 mm (planachromatic 1×)
∅ 3.8 mm – 30.7 mm
Maximum values
(based on optics combination)
– Magnification
– Resolution
– Visible structural width
– Numerical aperture
– Object field
320×
450 lp/mm
1.11µm
0.15
∅ 116.8 mm
320×
450 lp/mm
1.11 µm
0.15
∅ 116.8 mm
480×
618 lp/mm
0.81 µm
0.206
∅ 98 mm
Working distances 303 mm (achromatic 0.32×)
188.5 mm (achromatic 0.5×)
148 mm (achromatic 0.63×)
114 mm (achromatic 0.8×)
89.6 mm (achromatic 1×)
65.5 mm (achromatic 1.25×)
46 mm (achromatic 1.6×)
27.4 mm (achromatic 2.0×)
106.9 mm (planachromatic 0.8×)
83.4 mm (planachromatic 1.0×)
41.5 mm (planachromatic 1.6×)
303 mm (achromatic 0.32×)
188.5 mm (achromatic 0.5×)
148 mm (achromatic 0.63×)
114 mm (achromatic 0.8×)
89.6 mm (achromatic 1×)
65.5 mm (achromatic 1.25×)
46 mm (achromatic 1.6×)
27.4 mm (achromatic 2.0×)
106.9 mm (planachromatic 0.8×)
83.4 mm (planachromatic 1.0×)
41.5 mm (planachromatic 1.6×)
303 mm (achromatic 0.32×)
188.5 mm (achromatic 0.5×)
148 mm (achromatic 0.63×)
114 mm (achromatic 0.8×)
89.6 mm (achromatic 1×)
65.5 mm (achromatic 1.25×)
46 mm (achromatic 1.6×)
27.4 mm (achromatic 2.0×)
106.9 mm (planachromatic 0.8×)
83.4 mm (planachromatic 1.0×)
41.5 mm (planachromatic 1.6×)
Optics carrier
Design principle Multiple-coated optical system with two parallel beam paths and one main objective (CMO), lead-free
Specific surface resistivity
(housing)
2×10
11
Ω/mm
2
discharge time <2 seconds
from 1 000 V to 100 V
2×10
11
Ω/mm
2
discharge time <2 seconds
from 1 000 V to 100 V
2×10
11
Ω/mm
2
discharge time <2 seconds
from 1 000 V to 100 V
Engageable zoom notches – 7 switchable positions,
for repetitive tasks
8 switchable positions,
for repetitive tasks
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