Class Notes (1,000,000)
CA (620,000)
UTSC (30,000)
Psychology (8,000)
PSYB51H3 (300)
Lecture 5

PSYB51H3 Lecture Notes - Lecture 5: Trichromacy, Wavelength, Color Theory


Department
Psychology
Course Code
PSYB51H3
Professor
Matthias Niemeier
Lecture
5

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

Newton’s discovery
Newton !"!
#$"%

&"!'!"
()!)"*)$%
o*)%
o(
+
Summary of introduction
(,!)"-.
(/")"
0)$"
Basic principles of color perception
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"$
o2$!)
"
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#%$"""$
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!"!"
$"
45"5
Trichromacy
Types of cones
Scotopic3"")!)
""
o3)")
o#$"
Rhodopsin
o#))$!)"
Young-Helmhortz (Maxwell) Theory$)6
7)
"!)"
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o'!)"578
9
o'"!)"5:3
(7$!
%!"%
!)"
What are metamers?
9
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Metamers$)$
%
o;%.!)"
Mixing colors
(!.
o3"".""!
$!3<"=$!
Additive color mixture.">?"#@
$,%!"#;;29ABA3
Subtractive color mixture.">?"#.,
""!$#$
$

The 3 dimensions of color space
7%
oB
o+"

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
$
Non-spectral hues-."$$
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2
$$
Oppenent Color theory$
,
$!!C'",'$!
'!
#%
Psychophysical support for the opponent color theory
oAfterimage: a visual image seen after the stimulus has been removed
9D
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