Light. Shadow.

Select the light source from which the shadow should originate...

A light from the shadow shall spring

I mean, the lighting, the shadows. They all sync up perfectly.

But if you take a lens, like that, this line is ack, ack, ack, ack, ack. Like that.

5 Render shadows, including extended lights

XL Oh. That's true.

4 Render shadows, but no extended lights

Cast a shadow from this light source

The only thing left now is a permanent shadow of positive light.

Who is this, shimmering in the shadows?

And 20 years ago, we did a film called Eternal Enemies where we managed to capture this unusual disturbing behavior across two species

It's made of light and shadow.

I saw it beneath the door.

Now if you use a lens, then all rays will make it to the same point in the image plane.

Let's see...

So any ray in a good lens will eventually meet at the same point over here.

There is light and beauty up there that no shadow can touch.

there is a fifth dimension beyond that which is known to man. it is a dimension as vast as space and as timeless as infinity. it is the middle ground between light and shadow between science and superstition and it lies between the pit of man's fears and the summit of his knowledge. this is the dimension of imagination. it is an area which we call the twilight zone.

Graffiti Research Lab, and they have a technology that allows them to project a light onto any surface and then, with a laser pointer, draw on it, and it just registers the negative space.

there is a fifth dimension beyond that which is known to man. it is a dimension as vast as space and as timeless as infinity. it is the middle ground between light and shadow, between science and superstition, and it lies between the pit of man's fears and the summit of his knowledge. this is the dimension of imagination. it is an area which we call the twilight zone.

Shadows and dust.

Light shines on my sigh of doubt.

Select here the kind of light source used to take the picture.

A simple idea, but it could have such far reaching consequences.

It's just because all day I am shooting over here in this mixed light Tungsten and flashlight environment,

This is our Khan Academy Spout beetle bot.

Shoot it tomorrow. The light's no good right now. Okay.

And what I'd like to tell you is we don't see shadow, and we don't see light too we see the source of the light.

We Shinobi were always there in the shadows of the warring age. From shadow to shadow,

This is because there are more parameters influencing our thermal comfort, which is the sun, the direct sun, the diffuse sun, which is wind, strong wind, mild wind, which is air humidity, which is the radiant temperature of the surroundings where we are in.

Well, given the environmental conditions... the lack of oxygen and light... and their impact on his biological development, he could be significantly older.

But well done, him.

So typically this is done with three to four light sources when you are shooting professionally in a studio.

Light source, that is what direction the light is facing, also take care with shadowing. Just copy down into the sketch book you have at hand as accurately as possible.

What's the difference here, the wheelchair with no lights and the wheelchair with lights?

The first one is that not all media are created equal.

Shadow and flame.

Room with a view.

And when it starts flashing, it's just going to be one of the LEDs that's flashing very fast.

I start shading the darkest part of the drop. I m using a slightly hard lead an H

I did this as an experiment of casting the shadow.

When we build computer programs, we don't usually have to worry too much about the laws of physics.

Draw Projective Shadow

So, the theater company has the ability to do totally hermetic,