AMADA INSTRUMENT CO.,LIMITED — Nanjing China
Stereo Microscope Barlow Lens

XSZ7045 0.5X Stereo Microscope Barlow Lens

The XSZ7045 0.5X Barlow lens is an optical accessory for stereo microscopes that reduces the effective magnification by half, extending the working distance and increasing the field of view.

Product Overview

The XSZ7045 0.5X Barlow lens is an optical accessory for stereo microscopes that reduces the effective magnification by half, extending the working distance and increasing the field of view. It fits directly into the microscope's optical path between the objective and the eyepiece, allowing the same stand and head to handle larger or more complex workpieces without changing the main objective.

  • Magnification factor0.5X
  • Optical systemGreenough
  • InterfaceBarlow lens mount
  • CompatibilityStereo microscopes with 0.5X Barlow lens input
  • FunctionReduces magnification, increases working distance and field of view
  • Power requirementNone

Key Benefits

  • Reduces magnification by 50% to extend working distance and field of view
  • Maintains stereo depth perception while working with larger or deeper components
  • Allows use of the same microscope body for both high-magnification and wide-field tasks
  • No need to swap objectives or change stands when switching between inspection scales
  • Compatible with any stereo microscope that accepts a 0.5X Barlow lens in the optical path

Application Scenarios

  • Inspecting large PCBs or assemblies where a standard 1X objective limits working distance
  • Handling deep or irregularly shaped parts in metallurgy or foundry inspection
  • Working with large components in jewellery or watchmaking where space under the head is limited
  • Teaching students how to use stereo microscopes by showing both wide and detailed views on the same setup
  • Preparing a component for rework by first locating it at low magnification before switching to higher detail

Who It Is For

  • Electronics manufacturers doing SMD and BGA rework and inspection
  • Metallurgy, foundry and heat-treatment quality labs
  • Jewellery, watchmaking and precision assembly workshops
  • Teaching laboratories in schools and universities
  • Geology, mineralogy and gemmology labs

Problems It Solves

  • A fixed 1X objective limits working distance and prevents use of tools under the optics
  • Switching objectives to increase working distance breaks the stereo alignment and requires recalibration
  • Lack of a low-magnification option forces operators to use a different microscope for large parts
  • No way to maintain stereo depth perception when increasing field of view without changing the entire optical system
  • Inflexible setups require multiple microscope stands or heads for different workpiece sizes

Technical Features

  • 0.5X magnification reduction factor, applied in the optical path between objective and eyepiece
  • Designed for use with stereo microscopes using a 0.5X Barlow lens interface
  • Preserves the Greenough optical system's stereo depth perception at reduced magnification
  • Compatible with 1X objectives and standard stereo microscope eyepieces
  • No power or data interface required - pure optical function

Specifications

Magnification factor0.5X
Optical systemGreenough
InterfaceBarlow lens mount
CompatibilityStereo microscopes with 0.5X Barlow lens input
FunctionReduces magnification, increases working distance and field of view
Power requirementNone
Data interfaceNone
Mount typeStandard Barlow lens thread
MaterialOptical glass and metal housing

Specifications are taken from the AMADA product data for this item. Confirm critical dimensions with us in writing before ordering.

Customization Options

  • Available as a standalone accessory for integration into existing microscope systems
  • Can be paired with other Barlow lenses or objectives to create custom magnification chains
  • No configuration options beyond standard 0.5X; not available in alternative magnifications

Comparison With Other Options

No Barlow lens usedWithout the 0.5X Barlow, the working distance is shorter and the field of view smaller, limiting access to larger or deeper components.
Using a 0.3X auxiliary objectiveThe 0.5X Barlow lens provides a gentler magnification reduction than a 0.3X objective, preserving more image clarity and depth perception.
Switching to a 0.7X objectiveA 0.7X objective reduces magnification more than the 0.5X Barlow but also shortens working distance; the Barlow offers a better balance for wide-field work

Use Guide

  • Install the Barlow lens between the objective and the eyepiece, ensuring it is fully seated in the optical path
  • Verify that the microscope's focus remains adjustable after installation; if not, check alignment
  • Use the Barlow lens only with microscopes that support 0.5X Barlow input; do not force into incompatible mounts
  • Expect a 50% reduction in magnification and a corresponding increase in working distance and field of view
  • Do not use with digital cameras unless the camera adapter is compatible with the extended optical path
Answers

Frequently Asked Questions

What does the 0.5X Barlow lens do?

It reduces the effective magnification by half, increasing working distance and field of view while preserving stereo depth perception.

Can I use this with any stereo microscope?

Only with microscopes that have a compatible 0.5X Barlow lens mount in the optical path. Confirm compatibility with your model before purchase.

Does it affect image quality?

No. The lens is made of optical glass and coated to minimize distortion and aberration. It maintains image clarity at reduced magnification.

Do I need to adjust focus after installing it?

Yes. The optical path length changes slightly; refocus the microscope after installation to achieve sharp image quality.

Can I use it with a camera?

Yes, but only if the camera adapter supports the extended optical path. Check compatibility with your camera system before use.

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