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eFluor 570

eFluor™ 570 (Ex-Max 556 nm/Em-Max 569 nm)

eFluor™ 570 (eF570) from Thermo Fisher Scientific has an excitation peak at 556 nm and an emission peak at 569 nm. It is useful in fluorescence microscopy applications.

Excitation & emission spectra

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Key facts

Excitation maximum
556 nm
Emission maximum
569 nm
Optimal laser line
561
Optimal filter
585/42
Relative brightness
2 of 5

eFluor 570 has an excitation maximum at 556 nm and an emission maximum at 569 nm, a Stokes shift of 13 nm. It is optimally excited by the 561 laser line.

Frequently asked questions

What is eFluor 570?
eFluor™ 570 (eF570) from Thermo Fisher Scientific has an excitation peak at 556 nm and an emission peak at 569 nm. It is useful in fluorescence microscopy applications.
What laser excites eFluor 570?
eFluor 570 is optimally excited by the 561 laser line. Its excitation maximum is 556 nm.
What filter should I use to detect eFluor 570?
A 585/42 filter captures the peak of the eFluor 570 emission near 569 nm with minimal spillover.
How bright is eFluor 570?
eFluor 570 has a relative brightness of 2 out of 5.