Calculate too:
Other ratios at right-angled triangle

Optical devices

Eye

δ₀

rad

		x
μrad
mrad
rad
°
gon

G

m

		x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd

g

m

		x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd

1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"

		variables: δ₀ - angle of view G - object size g - distance to object

x

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