Image Characteristics

1. When object is at infinity:
➡Image is formed at principal focus.
➡Images highly diminished ,real and inverted.
2. When object placed along the axis:
➡Image formed is vertical and inverted.
➡Images formed between focal point  and centre.
➡Image formed is diminished,real and inverted.
3. When object is at the centre of curvature:
➡Image  formed at centre of curvature.
➡Image size is same as that of object and it is real and inverted.
4. When object is between centre of curvature and focus:
➡Image is formed beyond C.
➡Image formed is real, inverted and enlarged.
5. When object is at principal focus:
➡Image is formed at infinity.
➡Images of highly enlarged, real and inverted.
6. When object is between principal focus and pole:
➡Images formed behind the mirror.
➡Images of highly enlarged, virtual and erect.