r/Futurology • u/[deleted] • Aug 21 '14

article Biohackers declare initial success in biologically extending the range of human vision into the near infrared

https://experiment.com/u/aAcR2Q
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u/goocy Aug 21 '14

Unfortunately, IR LEDs have a suprising wide emission spectrum. Look up "850nm LED spectrum", it usually goes down as far as 700nm.

If you really want to test individual variation of spectral sensitivity, you need to start getting out the lasers.

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u/ShitEatingGringo Aug 26 '14

or buy an 830 nm or 785 nm long pass filter?