MiniScan EZ 4500
(45°/0° Directional Geometry)


MiniScan EZ 4500: Portable Spectrophotometer.

MiniScan EZ 4500 45°/0° geometry portable spectrophotometer has a large, easy-to-read display, is light weight and ergonomically designed for one-handed operation and thumb-tip navigation of display functions. With onboard software that includes most major industrial reflectance color scales and indices. MiniScan EZ 4500 allows manufacturers to easily and accurately evaluate the quality of their products.

Easy-to-use. Compact. Increased performance.

HunterLab’s most popular handheld spectrophotometer, the MiniScan EZ 4500L, is a large area view 45° illumination and 0° viewing spectrophotometer that provides a 31.8 mm port size that has a 25mm viewed area.

The MiniScan EZ 4500S is a small area view 45º circumferential illumination and 0º viewing spectrophotometer. This small area view 45/0 handheld spectrophotometer provides a 6 mm port size that has a 5 mm view area which makes it ideal for measuring small samples and discrete areas.

Explore all the additional features and benefits below.

Product Specifications


Measurement Principle: Dual-beam spectrophotometer


  • Directional annular 45° illumination / 0° viewing (specular component excluded)

Spectrophotometer: 256 element diode array and high resolution, concave holographic grating

Port Diameters/View Diameters

45°/0° models:

  • LAV 31.8 mm (1.25 in) illuminated/25.4 mm (1 in) measured
  • SAV 6.0 mm (0.25 in) illuminated/5.0 mm (0.2 in) measured

Specular Component: Excluded on 45°/0° models

Spectral Range: 400 nm – 700 nm

Spectral Resolution: < 3 nm

Effective Bandwidth: 10 nm equivalent triangular

Reporting Interval: 10 nm

Photometric Range: 0 to 150 %

Light Source: Pulsed Xenon Lamp

Flashes per Measurement: 1 flash

Lamp Life: > 1 million flashes

Measurement Time: < 1 second from button push to measurement 2 seconds from button push to data display

Minimum Interval between Measurements: 3 seconds

Standards Conformance: CIE 15:2004, ISO 7724/1, ASTM E1164, DIN 5033, Teil 7 and JIS Z 8722 Condition C

Standards Traceability: Instrument standard assignment in accordance with National Institute of Standards and Technology (NIST) following practices described in CIE Publication 44 and ASTM E259


Inter-Instrument Agreement:

  • ∆E*< 0.15 CIE L*a*b* (Avg) on BCRA II Tile Set
  • ∆E*< 0.25 CIE L*a*b* (Max) on BCRA II Tile Set

Colorimetric Repeatability (20 Readings): ∆E*< 0.05 CIE L*a*b* on white tile


Data Views: Color Data, Color Difference Data, Tristimulus Color Plot, Spectral Data, Spectral Difference Data, Spectral Plot, Spectral Difference Plot

USB Flash Drive Features: Backup of Setups and Data, Setup Transfer to Multiple Units, Data Export to Excel

Other Features: Pass/Fail, Average Multiple Readings, Search for Closest Standard

Illuminants: A, C, D50, D55, D65, D75, F2, F7, F11

Observers: 2° and 10°

Color Scales: CIE L*a*b*, Hunter Lab, CIE L*C*h, CIE Yxy, CIE XYZ

Color Difference Scales: ∆L*a*b*, ∆Lab, ∆L*C*H, ∆Yxy, ∆XYZ

Color Difference Indices: ∆E*, ∆E, ∆C*, ∆C and ∆Ecmc

Indices and Metrics: E313 Whiteness and Tint(C/2° and D65/10°), E313 Yellowness (C/2° and D65/10°), D1925 Yellowness (C/2°), Y Brightness, Z%, 457 nm Brightness, Opacity, Color Strength Average and Single Wavelength), Gray Change, Gray Stain, Metamerism Index, Shade Number

Data Storage:

  • As Standard – 100 spectral or tristimulus with Pass/Fail tolerances as Working, Physical, Numeric and Hitch
  • As Sample – 750 spectral

Languages: Chinese, English, French, German, Italian, Japanese, Spanish



  • Height: 13.9 cm (5.5 in.)
  • Width: 10.9 cm (4.3 in.)
  • Depth: 26.7 cm (10.5 in.)
  • Weight: 1 kg (2.2 lbs) with batteries

Display: 5.8 cm x 5.8 cm (2.3 in. x 2.3 in.) backlit LCD, blue monochrome

Interface: USB 2.0

Power: Six AA-size alkaline batteries or nickel-metal-hydride rechargeable batteries

Battery Performance:

  • With alkaline batteries approximately 4,000 measurements
  • With nickel-metal-hydride batteries approximately 4,000 measurements when fully charged (varies with battery condition)

Operating Environment: 10° to 40°C (50° to 104° F), 10 % to 90 % RH, noncondensing

Storage Environment: -20° to 65°C (-5° to 150° F), 10 % to 90 % RH, noncondensing

Standard Accessories:

  • NiMH batteries
  • Battery charger
  • Calibrated instrument white tile
  • Certificate of traceability
  • Black glass (45°/0° models)
  • Green diagnostic tile (all instrument standards are contained in a single ergonomic holder)
  • Dust cover
  • Carrying case
  • USB flash drive
  • MiniScan EZ Users guide

45°/0° geometry with large area or small area view

Light weight with rubberized handle for operator comfort

Easy one-handed operation with thumb-tip navigation of functions

Large, easy to read LCD graphical display

Displays color data, color difference data, color plot, spectral data, spectral data difference, spectral plot, spectral difference plot

Includes all commonly used color scales and indices

Averages up to 20 sample readings

Stores 100 standards and 800 sample measurements



Building Products

Paints & Coatings




USB Printer


USB printer allows hard copy measurements to be printed. Requires a standard USB cable, sold separately. Uses Thermal Printer paper, sold separately.

L02-1014-440 Thermal Printer Paper (5 rolls per package)

Thermal printer paper for use with A13-1014-259 USB Printer.


USB Barcode Reader


Barcode Scanner scans product IDs directly into ColorFlex EZ. Automatically detected at USB port.

USB Flexible Keyboard


88 character keyboard allows user to enter IDs directly into ColorFlex EZ.


Skein Holder


Used for measuring yarns and string skeins to support them flush and flat at the port for measurement.


MSEZ 45°/0° LAV Nose Cone with Screw-On Polycarbonate Port


Provides a user-installable, modified nose cone base with a replaceable A02- 1014-428 screw-on end cap with polycarbonate port.

A02-1014-428 MSEZ 45°/0° LAV Replacement Screw-On Polycarbonate End Cap

Replacement screw-on end cap with polycarbonate port for D02-1014-427 MSEZ Nose Cone that can be user-installed in the field


Booking Demo