Cinematography - Camera and Lens

Prime lenses have a set focal length.

Zoom lenses have an adjustable focal length.

Lens Focal Length

Human eye sees up to 50mm

Less than 50mm gives a wider FOV

Longer focal lengths Zoom in.

Zoom Lenses

Zoom lenses have an adjustable focal length

More versatile than Prime lenses

Can have a lower optical quality than prime lenses due to the complexity of their construction.

Zoom lenses have a bunch of different ranges.

Cine Lenses

- Used for filming

- More expensive, as high quality

- Focus change is much smoother

Expanded focus zooms into the center reticle

4 factors that affect exposure

Exposure is the light let into the camera.

Light

Shutter Speed

Aperture

ISO / ASA

---

ISO/ASA - Sensitivity to light of the camera's film or sensor.

Increasing the ISO will eventually add noise to the image.

Shutter Speed

- Affects the amount of light that gets into the camera.

- Faster shutter speed reduces motion blur.

Aperture

Depth of field

To adjust the iris hold AV

Wide iris, shows the focus

Narrow iris, shows more

Q= white balance settings.

Take a picture of white paper to manually white balance.