Physics 320: Astronomy and Astrophysics – Lecture VII

Carsten Denker

Physics Department Center for Solar–Terrestrial Research

NJIT

Telescopes

 Basic Optics  Optical Telescopes  Radio Telescopes  Infrared, Ultraviolet, and X–Ray Astronomy

NJIT

Center for Solar-Terrestrial Research October 15th, 2003

n

1  sin  1 

n

2  sin  2

Basic Optics

Snell’s laws 1

f

  

n

  1    1

R

1  1

R

2  

d



dy

 1

f

Plate scale Lensmaker’s formula sin  

m



D

and

m

 1, 2, 3, ...

 min  1.22



D

Destructive interference through a slit single Rayleigh criterion

NJIT

Center for Solar-Terrestrial Research October 15th, 2003

Homework Class Project

 Use the abstract from the previous assignment as a starting point for a PowerPoint presentation.

 The PPT presentation should have between 5 and 10 slides.

 Bring a print-out of the draft version to the next class as a discussion template for group work  Homework is due Wednesday October 22 nd , 2003 at the beginning of the lecture!



Exhibition name competition!

NJIT

Center for Solar-Terrestrial Research October 15th, 2003

Homework

 Homework is due Wednesday October 22 nd , 2003 at the beginning of the lecture!

 Homework assignment:

Problems 6.5, 6.6, 6.8, and 6.9

 Late homework receives only half the credit!

 The homework is group homework!

 Homework should be handed in as a text document!

NJIT

Center for Solar-Terrestrial Research October 15th, 2003