Lenses (for Digital Microscope)VH lens Series

VH-Z20R

Standard zoom lens (20 x to 200 x)

SPECIFICATIONS

Select Language

Model

VH-Z20R

Magnification

20 x, 30 x, 50 x, 100 x, 150 x, 200 x*1

Field-of-view

Horizontal

20 x: 15.24 mm
30 x: 10.16 mm
50 x: 6.10 mm
100 x: 3.05 mm
150 x: 2.03 mm
200 x: 1.52 mm

Vertical

20 x: 11.40 mm
30 x: 7.60 mm
50 x: 4.56 mm
100 x: 2.28 mm
150 x: 1.52 mm
200 x: 1.14 mm

Diagonal

20 x: 19.05 mm
30 x: 12.70 mm
50 x: 7.62 mm
100 x: 3.81 mm
150 x: 2.54 mm
200 x: 1.91 mm

Depth-of-field

20 x: 34 mm
30 x: 15.5 mm
50 x: 6.0 mm
100 x: 1.6 mm
150 x: 0.74 mm
200 x: 0.44 mm*2

Working distance

25.5 mm

*1 Magnification on a 15" monitor.
*2 The value when the lens is set to prioritise depth of field. The depth of field changes depending on the setting for the iris ring.

Microscope Library

Microscopes