Molecular Devices

Molecular Devices

3860 N First Street, San Jose, California, 95134

Absorbance Microplate Readers

Absorbance Microplate Readers

Absorbance Microplate Readers

Microplate readers and spectrophotometers for visible and UV-visible absorbance detection

SpectraMax Spectrophotometers for UV-Vis Absorbance Detection

The SpectraMax®absorbance spectrophotometers and plate readers provide the versatility andconveniencefor a wide range of assays such as ELISAs, nucleic acid and protein quantitation, and microbial growth.

Our absorbance plate readers feature our PathCheck Sensor technology and industry-leading SoftMax® Pro Data Acquisition and Analysis Software. They can be combined with our StakMax® Microplate Stacker and can be easily integrated with leading partner robotic systems.

We also provide GxP compliance and validation tools for optimal GLP/GMP lab performance.

Our featured SpectraMax ABS/ABS Plus Microplate Readers

The SpectraMax ABS/ABS Plus Microplate Readers provide fast absorbance detection without the use of filters with monochromator-based wavelength selection for visible and UV-visible absorbance.


Plate reads as fast as five seconds


Use a 96- or 384-well microplate or a standard cuvette


Measures the optical pathlength of samples


Industry-leading data acquisition and analysis tool


Measurements verified with SpectraTest validation plate and software


Integrate with stackers and partner automation systems

Absorbance applications and assays

With more than 30+ years of plate reader expertise and life science research, we’ve amassed an extensive collection of application-focused content in our Resource Hub. Our featured absorbance application notes include:

  • -MTT Assays
  • -XTT Assays
  • -MTS Assays​​​​​​​​​​​​​​
  • -Quantifying antigens, antibodies, cytokines, etc.
  • Food and Beverage Applications​​​​​​​​​​​​​​
  • -BCA Assays
  • -Bradford Assays
  • -Lowry Assays

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