That's the focus. (1983)

The seascape.

Waves lapping on the shore.

Seagulls flying over the water.

Panorama of the waterfront.

Children on the waterfront looking through binoculars, a small fishing boat in the eyepiece of the binocular, near and far.

Lighthouse in the eyepieces of the binoculars.

Scientist looking into a microscope.

Increased green leaf under the microscope, occurring within processes.

The boy's face.

View eating for a person with poor eyesight.

The young man wears glasses.

A clear view of the spruce and the winter forest.

The movement of the light beam in a straight line.

The reflection of the beam.

The ball Bouncing off the wall.

The game of table tennis, the ball bounces off the table.

The game of Billiards.

Demonstration of the correlation of the angles of incidence and reflection.

Boy floats "sunbeams".

The refraction of the direct beam in the system of mirrors of the lens.

Multiple reflection of a burning candle set between two mirrors.

Photography of a man sitting between two mirrors and the pictures.

Adults and children in front of the distorting mirrors in the room laughing.

Divergent rays reflected from a convex mirror.

The rays gathered into one point - focus due to reflection from concave mirrors.

The lighting of matches from spot beams.

The layout of the solar power station with concave mirrors.

Types of telescope with a concave mirror.

The astronomer see in the telescope.

The view of the starry sky.

Examples of concave mirror - a flashlight, car lights, spotlights.

Passing car s headlights.

Burn lighting floodlight Palace of sports, exercise, artistic gymnasts in the arena of the Palace.

Filling water cups lying GNA its bottom with a coin, the coin becomes visible.

Refraction of light rays in water for example tea spoon and Cup.

The refraction of the light beam passing through the transparent faceted prism.

Examples of rays pass through lenses of different shapes, the focal point of different lenses.

Model human eye demonstration of the lens and the retina.

Demonstration of vision correction with glasses.

The ring and the miniature under a magnifying glass.

Kinds of magnifying and diminishing of image lenses.

The refracted ray as the result of a combination of various lenses.

The view of the telescope.

Appliances and household items, which use a system of lenses.

The boy's face.

The ships on the sea surface.

Surf.