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MultiDot 520

MultiDot 520 is a green emitting fluorophore optimally excited at 350 nm with an emission peak at 520 nm. This dye is part of Core Quantum Technologies' MultiDot product line. Each MultiDot consists of several quantum dots with a patented coating, resulting in increased sensitivity and a tighter emission spectrum which limits spectral overlap.

Excitation & emission spectra

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Key facts

Excitation maximum
350 nm
Emission maximum
520 nm
Optimal laser line
355, 405
Optimal filter
530/30, 525/50
Relative brightness
5 of 5
Quantum yield
>0.70

MultiDot 520 has an excitation maximum at 350 nm and an emission maximum at 520 nm, a Stokes shift of 170 nm. It is optimally excited by the 355, 405 laser line.

Frequently asked questions

What is MultiDot 520?
MultiDot 520 is a green emitting fluorophore optimally excited at 350 nm with an emission peak at 520 nm. This dye is part of Core Quantum Technologies' MultiDot product line. Each MultiDot consists of several quantum dots with a patented coating, resulting in increased sensitivity and a tighter emission spectrum which limits spectral overlap.
What laser excites MultiDot 520?
MultiDot 520 is optimally excited by the 355, 405 laser line. Its excitation maximum is 350 nm.
What filter should I use to detect MultiDot 520?
A 530/30, 525/50 filter captures the peak of the MultiDot 520 emission near 520 nm with minimal spillover.
How bright is MultiDot 520?
MultiDot 520 has a relative brightness of 5 out of 5 (quantum yield >0.70).