Process Analytical TechnologyVIAVI Solutions Series

VIAVI MicroNIR Spectrometer Family

Ultra-compact near-infrared spectrometers engineered for real-time raw material identification, blend uniformity monitoring, and continuous manufacturing processes in regulated environments.

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Featured Product Lines

MicroNIR PAT-W
Wireless / Rotating Blenders
MicroNIR PAT-U
Fixed Installation / Pipe Flow
MicroNIR OnSite-W
Handheld / Field Analysis
VIAVI MicroNIR spectrometer product line for laboratory and process analytical applications

Certified Support Partner

Antech Solutions (Ireland & UK)

21 CFR Part 11

Linear Variable Filter (LVF)

Solid-state optical engine without moving parts for stability.

IP65 & IP67 Rated

Ruggedized enclosures designed for cleanrooms and plant floors.

Real-Time PAT Integration

Direct flange and sanitary mounting for continuous blend monitoring.

Product Portfolio

MicroNIR Analytical Instrumentation

High-performance, ultra-compact near-infrared spectrometers engineered for real-time process monitoring, raw material identification, and hazardous area compliance.

MicroNIR OnSite-W
Handheld
IP65 / IP67 Ruggedized
MicroNIR OnSite-W
Handheld & Field Analytical System

Ergonomic, battery-operated NIR spectrometer designed for rapid raw material identification and point-of-use screening in the field or warehouse.

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MicroNIR PAT-W
Wireless PAT
Integrated Accelerometer
MicroNIR PAT-W
Wireless Process Monitoring

Compact, wireless near-infrared spectrometer engineered for non-invasive real-time blend uniformity, drying, and granulation monitoring in rotating equipment.

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MicroNIR PAT-Wx
ATEX / IECEx
Zone 0 / 20 Certified
MicroNIR PAT-Wx
Hazardous Area Wireless Spectrometer

ATEX and IECEx certified wireless system designed for safe, real-time process control in Class I, Division 1 and explosive pharmaceutical manufacturing zones.

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MicroNIR PAT-U
Continuous In-Line
USB Direct Connectivity
MicroNIR PAT-U
USB Powered Continuous In-Line Unit

Dedicated process spectrometer powered and controlled via a single USB interface, ideal for continuous fluid beds, feed frames, and stationary conveyor lines.

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MicroNIR PAT-Ux
Explosion-Proof
Class I, Div 1 Compliance
MicroNIR PAT-Ux
Explosion-Proof Continuous Spectrometer

Certified continuous in-line NIR analyzer combining the compact form factor of the PAT-U with robust hazardous location compliance for extreme chemical environments.

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Application Engineering & Consultation

Ready to evaluate your laboratory or inline process?

Connect with our analytical instrumentation specialists to discuss feasibility, system specifications, and compliance requirements for your workflow.

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Confidential application review
Response within 1 business day

What to expect from our consultation

Method Feasibility & Strategy

Assessment of PAT, Raman, or NIR suitability for your specific formulation or process.

Compliance & Qualification

Full lifecycle validation documentation tailored to GMP and regulated laboratory standards.

Dedicated Technical Support

Direct consultation with application specialists across Ireland and the UK.

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VIAVI MicroNIR product pages

Explore compact NIR spectrometer options and process/portable MicroNIR configurations.

Additional product coverage

This section adds product and application coverage carried across from the previous Antech website so visitors can find the right family from this live page.

MicroNIR Pro – cGMP Handheld Raman NIR Spectrometers

Strengthen MicroNIR Pro coverage for handheld NIR material analysis, cGMP use cases and rapid non-destructive screening.

Additional product coverage

This section extends the migrated product coverage from the previous Antech website so visitors can reach the correct product family and application area from this live page.

MicroNIR NIR Spectroscopy – cGMP Handheld Raman NIR Spectrometers

Add a MicroNIR family bridge section explaining handheld and process NIR coverage across VIAVI MicroNIR products and related application pages.

Real product image

VIAVI MicroNIR handheld spectrometer product photo
Real product image added from verified migrated Antech media.