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Orthographic
projection
Year 7 – Orthographic
Starter
What does this drawing fail to communicate? What type of
information is missing from this drawing?
Year 7 – Orthographic
W.A.L.T. (we are learning today)
by the end of the lesson you will have learnt;
How to layout and create an Orthographic projection
drawing and what symbol is used to represent this drawing
type.
W.I.L.F. what I am looking for;
You are able to layout an orthographic drawing correctly,
identify the symbol used to create this type of drawing.
How do you draw this
shape in Orthographic
projection?
Year 7 – Orthographic
Year 7 – Orthographic
Start with the side of
the shape first
Year 7 – Orthographic
Then draw the top view of
the shape.
Draw guide lines (grey lines)
to get the right size.
Draw the top / plan view
about 20mm above the side
view.
Year 7 – Orthographic
Then draw the side
view of the shape.
Draw guide lines (grey
lines) to get the right
size.
Draw the end side
view the side distance
between the side and
top.
Year 7 – Orthographic
45 degree line
Then draw a 45
degree line from the
corner of the side
view.
Year 7 – Orthographic
45 degree line
Now draw guide lines
(grey lines) from the
top view until they
reach the 45 degree
line.
Year 7 – Orthographic
45 degree line
Now draw guide
lines (grey lines)
down from where
the guide lines
just drawn reached
the 45 degree line.
Year 7 – Orthographic
Year 7 – Orthographic
Draw an orthographic projection drawing of your pen end.
Year 7 – Orthographic
W.A.L.T. (we are learning today)
by the end of the lesson you will have learnt;
How to layout and create an Orthographic projection
drawing and what symbol is used to represent this drawing
type.
W.I.L.F. what I am looking for;
You are able to layout an orthographic drawing correctly,
identify the symbol used to create this type of drawing.
Year 7 – Orthographic
Plenary
Describe how to construct an orthographic drawing
What does an orthographic drawing show you that an Isometric
drawing does not?
What can be added to an orthographic drawing to make it more
technical?
Describe the symbol used to represent an orthographic drawing

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Orthographic drawing

  • 2. Year 7 – Orthographic Starter What does this drawing fail to communicate? What type of information is missing from this drawing?
  • 3. Year 7 – Orthographic W.A.L.T. (we are learning today) by the end of the lesson you will have learnt; How to layout and create an Orthographic projection drawing and what symbol is used to represent this drawing type. W.I.L.F. what I am looking for; You are able to layout an orthographic drawing correctly, identify the symbol used to create this type of drawing.
  • 4. How do you draw this shape in Orthographic projection? Year 7 – Orthographic
  • 5. Year 7 – Orthographic
  • 6. Start with the side of the shape first Year 7 – Orthographic
  • 7. Then draw the top view of the shape. Draw guide lines (grey lines) to get the right size. Draw the top / plan view about 20mm above the side view. Year 7 – Orthographic
  • 8. Then draw the side view of the shape. Draw guide lines (grey lines) to get the right size. Draw the end side view the side distance between the side and top. Year 7 – Orthographic
  • 9. 45 degree line Then draw a 45 degree line from the corner of the side view. Year 7 – Orthographic
  • 10. 45 degree line Now draw guide lines (grey lines) from the top view until they reach the 45 degree line. Year 7 – Orthographic
  • 11. 45 degree line Now draw guide lines (grey lines) down from where the guide lines just drawn reached the 45 degree line. Year 7 – Orthographic
  • 12. Year 7 – Orthographic Draw an orthographic projection drawing of your pen end.
  • 13. Year 7 – Orthographic W.A.L.T. (we are learning today) by the end of the lesson you will have learnt; How to layout and create an Orthographic projection drawing and what symbol is used to represent this drawing type. W.I.L.F. what I am looking for; You are able to layout an orthographic drawing correctly, identify the symbol used to create this type of drawing.
  • 14. Year 7 – Orthographic Plenary Describe how to construct an orthographic drawing What does an orthographic drawing show you that an Isometric drawing does not? What can be added to an orthographic drawing to make it more technical? Describe the symbol used to represent an orthographic drawing