Filters
Filters
• Filters literally filter the light that passes
  through your lens to your sensor
• They can be used to help with exposure,
  cut down glare, enhance color, give
  special effects
Neutral Density Filter
• A neutral density filters acts like a pair of
  sunglasses.
• It cuts down the amount of light entering
  your lens
• This allows you to use slower shutter
  speeds in brighter light conditions
Neutral Density Filter
Neutral Density Filter
Graduated Neutral Density Filter
Graduated Neutral Density Filter
Polarizing Filter
• A polarizing filter cuts down on glare and
  diffused light
• This will make clear surfaced easier to see
  through
• This will also make your sky more blue
  and crisp
• Some Polarizing filters are made to be
  turned to affect the effectiveness of cutting
  glare
Polarizing Filter
Polarizing Filter




Without filter               With filter
Polarizing Filter


                                With Filter




No Filter
Black and White Filters
• These filters are colored
• Your cameras have settings to mimic
  these filters or you can use on lens filters
• Whatever color the filter is, it makes that
  color appear lighter and all other colors
  darker.
  – Ex: a red filter will make red appear lighter
    while it makes green and blue appear darker
Black And White FIlters
Black and White Filters
Simulated Black and White Filters




Plain Black and White    Green Filter




Red Filter              Yellow Filter
Specialty Filters
Star/Spectral Filter
Diffusion Filter
Spot FIlter
Colored Filter
Zoom Filter

Filters