Making a Study Lamp

[1]-First of all you will press (ctrl +N) now you will see the new window is open
Click on the Render Scene Dialog you will see the Render window is open then open Assign Renderer > click
On the Production button and select the Mental Ray click OK

[2]-Click on the Geometry > Standard primitives > Plane and use the following setting
Create a Plane in the top view set like this in the perspective view

[3]-Click on the Geometry > Standard primitives > Sphere and use the following setting
Create a Sphere in the top view set like this in the front view

[4]-Click on the Select and Uniform Scale in the main toolbar and drag like this in the top view
Your sphere should like this in the front view

[5]-Use the following setting create a tube like this in the top view
Set like this in the front view

[6]-Click on the line tool and create a line like this in the front view and open the
Rendering palette then use the following setting your line should like this in the front view

[7]-Again the Use the following setting create a tube like this in the left view
Set like this in the front view

[8]-Use the following setting create a two tube like this in the left view
Set like this in the front view

[9]-Select the big tube click on the Boolean > Pick Operand B
Then click on the small tube like this
Now your tube should like this in the front view

[10]-Now apply the shell modifier and use the following setting
your object should like this in the front view

[11]-Use the following setting create a cylinder like this in the left view
Set the cylinder like this in the front view

[12]-Now set the three omni like this in the front view

[13]-Open the material window
Click on the Image-30 Standard Button and select the Architectural then select the Metal Polished
And use the following setting now your material should like this