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System Data
Technical data
Surgical microscope
Page 172
Optics
Component
Magnification
Focusing
Objective lens focal
length
Tubes / eyepieces
Illumination
Swing-in stops
Features
4.3x - 25.5x
motorized zoom system with apochromatic optics,
1:6 zoom ratio,
magnification factor γ = 0.4x - 2.4x.
Motorized, focusing range 50 mm.
At the press of a button, the focusing drive moves to
the starting position of the focusing range.
f = 200 mm (option: f = 175 mm)
180° tiltable binocular tube, f = 170 mm.
12.5x widefield eyepieces (option: 10x) with mag-
netic coupling.
Light guide socket for fiber optic illumination,
filter against UV exposure,
protection against IR exposure,
6° illumination (continuous fading),
2° illumination for red reflex.
Patented retinal protection device
Pat. No. DE 33 39 17 2 C2
Patented field stop for reduced glare from the sclera
Pat. No. G 91 03 43 3.7
Horizontal slit, 2.5 mm wide, continuously movable
in the vertical direction in the field of view
Horizontal slit, 5 mm wide, continuously movable in
the vertical direction in the field of view
Vertical slit, 2.5 mm wide, snaps in at the center of
the field of view
S7 / OPMI VISU 160
Version 6.0
G-30-1528-en
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