If you have a color vision deficit and cannot pass the standard
pseudoisochromatic plate test as shown to the right..
Farnsworth Lanter Color Vision Test
FAA Special Issuance
A Service Of

My Flight Surgeon, PC
personalized aviation healthcare
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The simplest and most accurate
alternative test is the
Farnsworth
lantern
(FALANT) test. This is the
preferable test to the other option, the
color signal light test, because FAA
authorization is not required to take the
test. If you pass the Farnsworth, an
unrestricted amended certificate is
issued by the FAA, along with a letter
documenting that you've satisfied the
color vision standards. You do not have
to take another color vision test at the
AME's office.
. If you do not pass, you can
request authorization from the
FAA Aeromedical Certification
Division to take a color signal
light test.

In the Farnsworth test, you are
presented with a combination
of 2 colors at a time. They will
be red, green, or white. They
may be presented in any
combination to include the
same color presented together,
i.e., 2 reds.
You may schedule a Farnsworth lantern (FALANT) test for
color vision by calling
602-368-5633.
Copyright 2006-2007 - My Flight Surgeon
Farnsworth Lantern
Pseudoisochromatic Plate