
eviDense UV Photometer
Transform Your Nucleic Acid Quantification
Measure Absorbance Directly At The Pipette Tip
The eviDense UV Photometer is an on-deck module that seamlessly integrates into liquid handlers to measure optical density and absorbance - ideal for quantification and purity assessment of DNA and RNA samples.
With its innovative micro-cuvette based technology, quantification and quality control are performed automatically and efficiently. Increase walk-away time, enhance results reliability, and ensure uncompromised data integrity - all in one instrument.
Watch now to see how effortlessly this compact module fits into your workflow.

Micro-cuvette measurement technology
The eviDense UV Photometer measures at four wavelengths to determine absorbance and optical density for nucleic acid quantification and impurity detection. Its unique micro-cuvette technology ensures a fixed pathlength and eliminates errors from evaporation and sample carryover for reliable, high-quality readings.

Peak performance and cost-efficiency
Achieve high accuracy and reliability with a fully automated workflow. Integrating the eviDense UV Photometer on-deck eliminates variability from manual steps, and delivers consistent measurements - improving downstream analysis, minimizing sample repetitions and reducing overall operational costs.

Maximum walk-away time
The eviDense UV Photometer delivers automated, on-deck measurements – eliminating manual interventions and enabling truly hands-free operation. Integrated in-process control ensures no QC steps are missed, while maximizing walk-away time and enhancing overall lab efficiency.

Smart data handling
With QC integrated into your liquid handler workflow, sample identification, data capture and transfer are automatic and effortless – eliminating manual steps and minimizing errors. Achieve full traceability and data integrity, ready for downstream analysis or AI-driven analytics.

Compact design, seamless integration
Designed with a minimal footprint, the eviDense UV Photometer fits perfectly into a standard SBS plate position on the liquid handler deck, preserving valuable workspace. The compact size and intelligent design ensure effortless integration into your automation workflow.
Measurement principle |
UV optical density (OD) / absorption |
Light source |
LED |
Wavelengths |
230, 260, 280, 340 nm |
Detector type |
Photodiode |
Pathlength |
1 mm |
Sample volume |
10 µL |
Measurement acquisition time |
1 s |
Compatible cuvettes |
eviEtte Micro Cuvettes |
Dimensions |
Base Socket (W x D): |
Weight |
0.5 kg (1.1 lb) |
Communication interface |
USB Type C (Protocol USB 2.0) |
Environmental conditions |
15 – 30°C (59 – 86 F) |
Altitude | Up to 2000 m (6500 ft) |
Installation site | Indoor use only |
Transport conditions |
-10 – 60 °C (14 – 140 F) |
Fuse |
T 2A 125 VDC |
Operating voltage |
24 VDC |
Power Supply |
Power Supply Universal AC-DC adaptor |
Overvoltage category |
I |
Pollution degree |
2 |
Certifications and compliance |
CE marked (conforming with applicable EU directives) |

eviEtte Micro Cuvettes
At the core of the eviDense UV Photometer is the unique eviEtte Micro Cuvette, designed to bring optical density and absorbance readings right to your liquid handler's pipette tip.
- Cuvette directly connected to pipette tip – Enables seamless integration of optical density and absorbance detection in your liquid handler
- Fixed optical pathlenth – Precisely defined geometry ensures consistent results across a wide range of sample types
- High measurement stability – Minimizes variability by eliminating sample carryover and evaporation
- Effortless handling for routine use – Balances user-friendly design with analytical performance, making it ideal for everyday quantification tasks
Datasheet eviDense UV Photometer: Product benefits, technical specifications and more
User Manual: Essential safety information, details on intended use and installation instructions for eviDense UV Photometer
Learn How Our Fluorometer Complements Your Needs

eviFluor Duo Fluorometer
Fluorescence-based quantification – Integrated for efficiency. Quantify nucleic acids with high-sensitivity fluorescence detection – compact, automated, and directly embedded in your liquid handler. Minimize hands-on time, maximize throughput, and maintain precision without disrupting your workflow.
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