Light - Reflection II
Light - Reflection II
Light - Reflection II
Ivan Lazar
Science Dept
1
St Joseph’s Institution
LESSON MATERIALS
In this section, you’ll will need:
Writing instruments
Textbook – Basics of Reflection on Page 217 – 220
- Drawing Light ray diagrams on Page 225
M
A
O
Page 225 of the textbook N
CONSTRUCTING RAY DIAGRAMS
O
Page 225 of the textbook N
CONSTRUCTING RAY DIAGRAMS
O
Page 225 of the textbook N
CONSTRUCTING RAY DIAGRAMS
O
Page 225 of the textbook N
CONSTRUCTING RAY DIAGRAMS
O
Page 225 of the textbook N
CONSTRUCTING RAY DIAGRAMS
O
Page 225 of the textbook N
CONSTRUCTING RAY DIAGRAMS
Step 2: Draw the light ray from 1 vertex of the object to the eye / observer.
- Dotted line behind the mirror and solid line in front of the mirror
M M
A’ A A’ A
B’ B B’ B
N O O
N
Single Ray Diagram Dual Ray Diagram
CONSTRUCTING RAY DIAGRAMS
Step 2: Draw the light ray from 1 vertex of the object to the eye / observer.
- Dotted line behind the mirror and solid line in front of the mirror
M M
A’ A A’ A
B’ B B’ B
N O O
N
Single Ray Diagram Dual Ray Diagram
CONSTRUCTING RAY DIAGRAMS
Step 3: Draw the incident rays from object to the point of incidence on the
mirror surface.
M M
A’ A A’ A
B’ B B’ B
N O O
N
Single Ray Diagram Dual Ray Diagram
CONSTRUCTING RAY DIAGRAMS
Step 4: Draw in the normals and the arrows of the rays of light.
M M
A’ A A’ A
B’ B B’ B
N O O
N
Single Ray Diagram Dual Ray Diagram
CONSTRUCTING RAY DIAGRAMS
Step 5: Repeat steps 2 to 4 for any other vertices.
M M
A’ A A’ A
B’ B B’ B
N O O
N
Single Ray Diagram Dual Ray Diagram
CONSTRUCTING RAY DIAGRAMS
5:
Step 4:
3: Repeatin
2: Draw steps
thethe
light2 to
ray4rays
incident
normals for
fromany
andfromother
1the vertices.
object
arrows
vertex oftoofthe
the thepoint
raystoof
object ofthe
incidence
light. on the
eye / observer.
- Dotted mirror surface.
line behind the mirror and solid line in front of the mirror
M M
A’ A A’ A
B’ B B’ B
N O O
N
Single Ray Diagram Dual Ray Diagram
2012 MYE
2012 MYE
2012 TA1
2012 TA1
SUMMARY
You should now be able to:
Construct of Ray Diagrams
Construct Ray Diagrams with respect to test/exam level
questions.