Optical stereo microscope SMZ-2

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Product overview
The SMZ-2 is a long-established Greenough-type stereo microscope featuring a high, parfocal 5:1 zoom range. Its compact binocular head and horizontal zoom-changer ring (90° rotation) provide straightforward handling in inspection and laboratory environments. With a 77.5 mm working distance and simple optical concept, the SMZ-2 is suited to a wide range of industrial inspection and materials analysis tasks.

Highlights

• 5:1 parfocal zoom ratio for wide magnification range with maintained focus.
• Compact binocular optical head with horizontal zoom ring for comfortable stereo viewing.
• Greenough optical design delivering high imaging performance through a simplified component set.

Applications

• Failure analysis and determination of failure modes
• Component surface inspection and crack detection
• Corrosion studies
• Examination of composite materials and textiles
• Inspection of machined parts, including aerospace components
• Building and construction material inspection
• Quality control in production and laboratory inspections

Core features

• Greenough-type stereo zoom optical system for high-quality stereoscopic imaging.
• Parfocal 5:1 zoom enabling smooth magnification changes without refocusing.
• Easy-to-use horizontal zoom-changer ring (rotation angle 90°) for ergonomic operation.
• Long working distance (77.5 mm) for component handling and accessory integration.
• Compact design adapted to inspection benches and crowded lab environments.

Specifications

• Model: SMZ-2
• Zoom ratio: 5:1 (parfocal)
• Working distance: 77.5 mm
• Optical design: Greenough-type stereo microscope
• Viewing: Stereo / binocular optical head
• Zoom ring: Horizontal installation, rotation angle 90°
• Introduced: In production since 1961