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Logitech

LG2

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The Logitech LG2 Autocollimator is a highly accurate angle measuring device used in the production of parallel specimens. The LG2 achieves a typical setting accuracy of better than 2 arc seconds and has an adjustment range of ±25 minutes of arc with an aperture of 30mm.[1][2]

LG2 — web.archive.org
Fig. 01LG2web.archive.org[1]

Power

90-260V 50/60Hz[1]

Performance

Better than 2 arc seconds[1]

Optics

Lamda/8[1]

What is it?

The LG2 Autocollimator is described as a versatile measuring instrument for small-angle measurement, internal and external angular measurement of porro prisms, and wedge-difference testing. It is stated to be suitable for a wide range of sample types and holding fixtures, with particular suitability for the Logitech PP5 series of polishing jigs.

What can it run?

Process applications and technology nodes documented for this tool.

  • Production of parallel specimens
  • Measuring small angles
  • Internal and external angular measurement of porro prisms
  • Testing for wedge difference

What do the numbers mean?

Power & electrical1

Power supply
90-260V 50/60Hz[1]
Accurate?

Optics & imaging2

Optical reference flatness
Lamda/8[1]
Accurate?
Optical Reference Flatness
Lambda/8[1]
Accurate?

Performance1

Typical setting accuracy
Better than 2 arc seconds[1]
Accurate?

Configuration & options2

Aperture
30mm[1]
Accurate?
Adjustment range
±25 minutes of arc[1]
Accurate?
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What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • Power supply90-260V 50/60Hz[1]

Where are the manuals?

Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.

Not publicly documented

Field notes

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Frequently asked questions

What is the typical setting accuracy of the LG2 Autocollimator?

The typical setting accuracy is better than 2 arc seconds.[1][2]

What is the aperture of the LG2 Autocollimator?

The aperture is 30 mm.[1][2]

What is the adjustment range of the LG2 Autocollimator?

The adjustment range is ±25 minutes of arc.[1][2]

What power supply is required for the LG2 Autocollimator?

The power supply requirement is 90–260 V, 50/60 Hz.[1][2]

Can the LG2 Autocollimator be used to generate angled specimens?

Yes, angled specimens can be prepared by placing an angled slip gauge on top of the optical reference standard and resetting the autocollimator using the standard technique, which offsets the polishing plane by the desired angle. Angles of up to ±3 minutes of arc can be generated with this method.[2]

Not publicly documented

The following facts about the LG2 are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

  • No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the LG2 are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • No publicly documented variants, configuration options, or revision breakpoints of the LG2 are on record.

    Answerable by: an OEM product catalog or an engineer who ordered or specified the tool

  • The control-system platform and OS era of the LG2 are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • No publicly documented failure modes or field errata for the LG2 are on record.

    Answerable by: a field service engineer, process engineer, or maintenance technician

  • The process node or technology generation of the LG2 is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

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Sources & citations

Sources (2)Every fact above is drawn from these public sources
  1. [1]web.archive.org — web.archive.orgweb.archive.org
  2. [2]https://logitech.uk.com/wp-content/uploads/2025/05/LG20-Web-0525.pdf — logitech.uk.comlogitech.uk.com
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Last updated Sep 22, 2026.

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