Find the Critical Angle for Two Objects 1 Meter Apart $$6 \times 10 ^ { - 7 }$$

Multiple Choice

Find the critical angle for two objects 1 meter apart when viewed using 500-nm light (assume a circular aperture) :

A) $$6 \times 10 ^ { - 7 }$$ radians
B) $4 \times 10 ^ { - 5 }$ radians
C) $8 \times 10 ^ { - 6 }$ radians
D) $5 \times 10 ^ { - 6 }$ radians