PASCO OS-9255A Instruction Manual page 20

Precision Interferometer
Data Analysis
n
a
t
NOTE:
Light Principles and Measurements,
16
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2n d (θ) + 2n
a a
λ
0
l
0
(2t – Nλ )(1 – cosθ)
0
2t(1 – cos θ) – Nλ
d q
g
d (θ)
g g
n
g
0
012-07137A
d q
a
N