Trusted in 60+ countries · 1,000+ certified clinical sites · ISO 13485:2016

Welcome to the new Precision Vision — built for the professionals who rely on us.

The Gold Standard in Vision Measurement since 1965

FDA-registered medical device manufacturer · Made in Woodstock, IL

Precision Vision

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FDA-grade ophthalmic trials. ETDRS-compliant from day one.

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Sloan and ETDRS protocol training for sites and CROs.
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Diagnostic Tools
Charts, occluders, fixation devices and the diagnostic instruments that PV is known for.

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Cabinets, mounts, and the instruments behind every certified clinical site.
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Scientific Validation
How our charts are calibrated and the studies behind their use in trials.

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Manuals, calibration walkthroughs, and FAQs for installed equipment.
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Clinical Trial Services

FDA-grade ophthalmic trials. ETDRS-compliant from day one.

Training & Certification

Sloan and ETDRS protocol training for sites and CROs.

Visual Acuity Charts
Specialty Vision Tests
Hardware & Cabinets
Diagnostic Instruments

Diagnostic Tools

Charts, occluders, fixation devices and the diagnostic instruments that PV is known for.

Instruments & Hardware

Cabinets, mounts, and the instruments behind every certified clinical site.

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Scientific Validation

How our charts are calibrated and the studies behind their use in trials.

Product Support

Manuals, calibration walkthroughs, and FAQs for installed equipment.

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3M™ Fresnel (1)

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Bernell (3)

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Colenbrander, Precision Vision (1)

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Precision Vision (315)

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0.56% – 100% (4)

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Testing Distance

1 m / 40 in (8)

2 m / 6.5 ft (22)

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3 m / 10 ft (76)

33 cm / 13 in (1)

33 cm, 66 cm (1)

4 m / 13 ft (45)

40 cm / 16 in (54)

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60 cm / 24 in (1)

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67 cm / 26.3 in (1)

80 cm / 32 in (2)

Any Distance (4)

Multi-Distance (14)