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Vio Blue

Vio®Blue (Ex-Max 400 nm/Em-Max 452 nm)

Vio®Blue® has an excitation peak at 400 nm and an emission peak at 455 nm, and is spectrally similar to eFluor™ 450 (ThermoFisher Scientific), V450 (BD Biosciences), Alexa Fluor™ 405 (ThermoFisher), Pacific Blue (ThermoFisher Scientific) and ATTO 425 (AttoTec).

Excitation & emission spectra

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Key facts

Excitation maximum
400 nm
Emission maximum
452 nm
Optimal laser line
405
Optimal filter
450/50
Relative brightness
2 of 5
Commercial antibodies
678 from 2 suppliers

Vio Blue has an excitation maximum at 400 nm and an emission maximum at 452 nm, a Stokes shift of 52 nm. It is optimally excited by the 405 laser line.

Frequently asked questions

What is Vio Blue?
Vio®Blue® has an excitation peak at 400 nm and an emission peak at 455 nm, and is spectrally similar to eFluor™ 450 (ThermoFisher Scientific), V450 (BD Biosciences), Alexa Fluor™ 405 (ThermoFisher), Pacific Blue (ThermoFisher Scientific) and ATTO 425 (AttoTec).
What laser excites Vio Blue?
Vio Blue is optimally excited by the 405 laser line. Its excitation maximum is 400 nm.
What filter should I use to detect Vio Blue?
A 450/50 filter captures the peak of the Vio Blue emission near 452 nm with minimal spillover.
How bright is Vio Blue?
Vio Blue has a relative brightness of 2 out of 5.
How many antibodies are available conjugated to Vio Blue?
FluoroFinder tracks 678 commercially available Vio Blue conjugates, searchable by target, clone, host and application.