UV light Meters | UV Light Meter Calibration Services

Home
  • UV Light Specialists
    • Our Focus
    • Finding the Correct Meter for You
    • Why G&R Labs
    • The Right Meter for Your UV Application or Process
    • Light Meter Feature Comparisons
    • Select UV Wavelength
    • UV Light Meter Probes
    • UV Light Meter Summary
      • Model 100
      • Model 200
      • Model 202
      • Model 220
      • Model 221
      • Model 222
      • Model 325
      • Model 410
      • Model 511 Profiler
      • Photometer
      • Solar Meter
      • G&R Labs and OakRiver Technology
  • Calibration Infomation
    • UV Light Meter Calibration
    • The Importance of Using the NIST Standard
    • Ensuring Calibration Accuracy
    • Calibration Procedure
  • Requested Projects
  • Blogs
    • G&R Labs Blog
      • Buying Guide to UV Light Meters-Key Concerns
  • About Us
    • Who and what is G&R Labs all about
    • FAQs About Our UV Light Meters
    • ISO Certification
    • Articles
    • Policies
  • Contact Us
Home » UV Light Meters Specialists » Why G&R Labs » UV Light Meter Summary » Model 221

Model 221

UV Light Meter

 The Model 221 is the calibration tool for both the Stratasys(Objet) 3D printers and the 3d Systems printers“

Measurements are selectable in mw/cm2 or mj/cm2

  • Intensity:  Range scale – .01 to 199.99 mw/cm2 and 1 to 1,999  mw/cm2
  • Energy:  Range scale – .01 to 199.99 mj/cm2 and 1 to 1,999 mj/cm2
  • Energy Settings:  Selectable – Single pulse or Accumulated.

The probe wavelength

  • UV: 365nm

 Light Meter Specifications

Switch Functions:

  • Power-On
  • mw/cm2, nj/cm2
  • 200,  2,000

Display: LCD 4,5 digit with low battery.

Range:

  • mw/cm2:   .01 to 199.99 mw/cm2 and 1 to 1,999  mw/cm2
  • mj/cm2:    .01 to 199.99 mj/cm2 and 1 to 1,999 mj/cm2

NIST Traceability: ±3.0%

Calibrations:

  • Each range scale is linear to <1%
  • Instrument to Instrument calibration error is <1%
  • Probes are calibrated to +/- 1% to each other at the same wavelength and are interchangeable
  • With all new calibrations a Calibration Certificate is included

Power: One standard 9-volt battery.

Meter Dimensions:

  • 6.0 in. × 2.75 in. × 1.13 in.
  • Aluminum casing and comes in carrying case

ce-certified

 

 

Meets all the requirements of IEC, UL, and CSA.

G&R Labs Sensor Spectral Ranges

 

Get a Quote
download pdf iconDownload
Datasheet

Copyright © 2025 G&R Labs, Inc. All rights reserved. • 2395 De La Cruz Blvd., Santa Clara, CA 95050 • Telephone: (408) 986-0377 • FAX: (408) 986-0416

Website by Acceleration.net