Convex vs Concave
One slider — two universes.
Object distance35 cm
Convex lens
v = 26.2 cm · m = -0.75 · Real · Inverted
Concave lens
v = -10.5 cm · m = 0.30 · Virtual · Erect
| Property | Convex | Concave |
|---|---|---|
| Nature | Can be real or virtual | Always virtual |
| Orientation | Inverted (real) or erect (virtual) | Always erect |
| Size | Magnified, same, or diminished | Always diminished |
| Live now | Real · Inverted · diminished | Virtual · Erect · diminished |