ex 1 keywords and meanings

physics 109

“object is … tall” / “building is … m tall”

H o (object height)

“its image on the CCD/sensor is … tall” / “the photo shows …”

H i (image height)

“the object is … m away from the camera” / “distance to the building”

o (object distance)

“the image is formed … behind the lens / at the sensor plane …”

i (image distance)

“the lens has focal length …”

f (focal length)