Positive or Negative (Advanced)

+ or -?

q if the image is inverted.
1. +
2. -
+ or -?

h
1. +
2. -
+ or -?

h’ if the image is upright.
1. +
2. -
+ or -?

M if the image is upright.
1. +
2. -
+ or -?

h’ if the image is on the right side of a mirror
1. +
2. -
+ or -?

M if the image is virtual.
1. +
2. -
+ or -?

q if the image is on the left side of a lens
1. +
2. -
+ or -?

h’ if the image is on the right side of a lens.
1. +
2. -
+ or -?

q if the image is on the left side of a mirror.
1. +
2. -
+ or -?

M if the image is real.
1. +
2. -
+ or -?

p for a virtual image.
1. +
2. -
+ or -?

M if the image is inverted.
1. +
2. -
+ or -?

M if the image is on the left side of a mirror.
1. +
2. -
+ or -?

q for a concave lens.
1. +
2. -
+ or -?

M for a divergent device.
1. +
2. -
+ or -?

h' for a convex mirror.
1. +
2. -
+ or -?

h' for a convergent device when the object is inside the focal length.
1. +
2. -