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Calcium Green

Calcium Green (Ex-Max 504 nm/Em-Max 526 nm)

Calcium Green is a calcium indicator with an excitation peak at 504 nm and an emission peak at 526. Fluo-4, AM is a superior alternative to Calcium Green.

Excitation & emission spectra

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Key facts

Excitation maximum
504 nm
Emission maximum
526 nm
Optimal laser line
488
Optimal filter
525/50

Calcium Green has an excitation maximum at 504 nm and an emission maximum at 526 nm, a Stokes shift of 22 nm. It is optimally excited by the 488 laser line.

Frequently asked questions

What is Calcium Green?
Calcium Green is a calcium indicator with an excitation peak at 504 nm and an emission peak at 526. Fluo-4, AM is a superior alternative to Calcium Green.
What laser excites Calcium Green?
Calcium Green is optimally excited by the 488 laser line. Its excitation maximum is 504 nm.
What filter should I use to detect Calcium Green?
A 525/50 filter captures the peak of the Calcium Green emission near 526 nm with minimal spillover.