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RT300 Series Portable Spectrophotometers

Provide absolute and difference measurements in various colorimetric systems

Manufacturer: tintometer inc.  ORB400300

 View more versions of this product

Catalog No. 09-053-603

 Please call Customer Service at 1-800-234-7437 or send an email to for assistance.

Description & Specifications


Beam Geometry 0/45
Dimensions (L x W x H) 7.7 x 3.3 x 4.2 in. (19.6 x 8.4 x 10.9cm)
Display LCD
Electrical Requirements 90 to 130 or 100 to 240V 50/60Hz
For Use With (Application) Chemicals, edible oils and fats, coatings, water and waste waters, food and beverages, household products, petroleum oils and waxes, Plastics, sugar solutions, syrups and honey, pharmaceuticals and cosmetics, beers, malts and caramels, medical and clinical
Height (English) 4.2 in.
Height (Metric) 10.9cm
Hertz 50/60Hz
Lamp Tungsten
Length (English) 7.7 in.
Length (Metric) 19.6cm
Measurement Time 2 sec.
Repeatability 0.10 DE™ab on white ceramic
Spectral Bandwidth 10nm
Spectral Response 400 to 700nm
Voltage 90 to 130 or 100 to 240V
Wattage 15w
Weight (English) 2 lb.
Weight (Metric) 1.1kg
Width (English) 3.3 in.
Width (Metric) 8.4cm

This instrument is designed to give fast, precise and accurate color measurement information on a range of products. Can be combined with the OnColor™ software package allowing measurement data to be downloaded, analyzed in detail and stored indefinitely on a PC.

  • Optical geometry: 0°/45°
  • Illuminants: C, D50, D65, D75, A, F2, F7, F11, F12
  • Standard observers: 2°, 10°
  • Storage: 1024 standards; 2000 samples
  • Display: in-built graphic LCD
  • Color scales: CIE 94, CIE L™a™b, CMC Tolerancing, Hunter Lab, CIELAB (L™C™h), Whiteness Index (ASTM E 313), xyY chromaticity co-ordinates, XYZ tristimulus values, Metamerism index
  • RT305, RT310, RT320 also include Yellowness Index (ASTM E 313)

RT300, RT305, RT310

  • Repeatability: 0.10 DE™ab on white ceramic
  • Additional feature: interface to RT Color Software
  • Repeatability: 0.05 DE™ab on white ceramic
  • Additional feature: special JOBS mode, programmed sequence of specific steps to guide operator through color measurement process


RT300: Coatings, food and beverages, household products, plastics, pharmaceuticals and cosmetics
RT305: Pharmaceuticals, cosmetics, medical and clinical
RT310, RT320: Pharmaceuticals and cosmetics