Referring to the pictures above. a. What is this instrument? b. What type of image is seen? c. What lenses are used?
a. What is this instrument?
b. What type of image is seen?
c. What lenses are used?
Answer a Galilean telescope. Answer b Magnified, erect and virtual image. Answer c Convex objective lens and concave eyepiece separated by the difference of their focal length. .
Answer b Magnified, erect and virtual image.
Answer c Convex objective lens and concave eyepiece separated by the difference of their focal length. .