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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryIndustryMedical Technology IndustryWerdenbergFeinwerkoptik Zünd AG
Feinwerkoptik Zünd AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is the development, production and consulting of optical components and systems, particularly for the medical and technical industries, with a focus on miniaturized optics, such as lenses and prisms for illumination optics and medical devices.

AI-generated
Offering

Products & services

Industry:Medical Technology Industry
✓ Offered9
Consulting
Requirements analysis from a user perspective, clarifying customer needs and applications, describing the workflow, investigating possible technologies and photonic concepts.
Development
System design and product development for imaging and non-imaging systems, zoom systems, focusing and miniaturized systems, as well as interdisciplinary specification work.
Production
Manufacturing of custom and series-produced optical components, optical systems and assemblies with the smallest dimensions.
Planar optics
Optical elements with plane surfaces and their mutual arrangement, manufactured as components or in assemblies.
Spherical optics
Optical elements with spherical geometry, combined into components and assemblies for specific applications.
Assemblies
Combinations of different optical elements into compact assemblies for medical and technical applications.
Optical systems for medical technology
Optical systems and components for medical technology, including miniaturized solutions, an ophthalmic endoscope, and illumination for retinal surgery.
Optical systems for technology
Miniaturized, robust optical solutions for technical applications, with development and manufacturing for demanding environmental conditions.
Optical systems for other applications
Custom optical and optomechanical solutions for special requirements, including an Image Slicer for SPIFFI and highly precise special developments.
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4.1/5

Feinwerkoptik Zünd AG

Trust & reputation

ranQ Trust Score of Feinwerkoptik Zünd AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Feinwerkoptik Zünd AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Feinwerkoptik Zünd AG scores 92.3 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.82.07%
Feinwerkoptik Zünd AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
Feinwerkoptik Zünd AG scores 42.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Feinwerkoptik Zünd AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Haldenstrasse 3
9470 Werdenberg
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.766.851
Founded
1991 · 35 years
Last commercial register change
January 14, 2016
Employees
21 to 50
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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