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CF500

CF®500 (Ex-Max 502 nm/Em-Max 511 nm)

CF®500 from Biotium is a fluorophore with an excitation peak at 502 nm and an emission peak at 511 nm. It is spectrally similar to Fluorescein, Alexa Fluor™ 488 and DyLight™ 488. It can be use in fluorescence microscopy and flow cytometry.

Excitation & emission spectra

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Key facts

Excitation maximum
502 nm
Emission maximum
511 nm
Optimal laser line
488
Optimal filter
515/30
Relative brightness
2 of 5

CF500 has an excitation maximum at 502 nm and an emission maximum at 511 nm, a Stokes shift of 9 nm. It is optimally excited by the 488 laser line.

Frequently asked questions

What is CF500?
CF®500 from Biotium is a fluorophore with an excitation peak at 502 nm and an emission peak at 511 nm. It is spectrally similar to Fluorescein, Alexa Fluor™ 488 and DyLight™ 488. It can be use in fluorescence microscopy and flow cytometry.
What laser excites CF500?
CF500 is optimally excited by the 488 laser line. Its excitation maximum is 502 nm.
What filter should I use to detect CF500?
A 515/30 filter captures the peak of the CF500 emission near 511 nm with minimal spillover.
How bright is CF500?
CF500 has a relative brightness of 2 out of 5.