dacc basic photography film, filters and digital – week 3

DACC Basic Photography

Film, filters and digital – Week 3

Filters for Black and White Film Filters in B & W

darken opposite colors Filters in B & W

lighten complimentary colors

Filters have a filter factor number to adjust the exposure

Filters and Filter Factors Filter Factor exposure

increase similar to stop settings

Yellow filter (K12) – filter factor of 2, increase exposure 1 stop

#15 Orange ff-4 - +2 stops #25 red ff-8 +3 stops Green #58 ff-6 - +2.5 stops

Filter Effects

Filter Effects

Real World Examples – Yellow Filter

Real World Examples – Red Filter

Filters for Color Filter factor usually less

important - -use the ttl meter

Filters for color correction, special effects and reduce reflection

Digital – Camera has built in “White Balances”

Most important filter – the UV filter

Polarizing Filter Generally has a

filter factor of 12 = 3.5 stops

Reduces reflection Adds saturation to

color Also used in B & W

Polarizing Filter – Different planes

Color Correction – FLD Filter or Florescent White Balance

Color Correction for Tungsten - 80A filter

Late or early light & shadows - #85 filteror Shade White Balance

Close-Up Filters Usually comes in +1,

+2 and +4 magnification

Can be “stacked” for greater magnification

No Exposure compensation needed

Not as Sharp as an true Macro lens

Filters for Special Effects Star Filters Graduated

filters Prism Filters Matte Boxes

Film Different Film

Speeds Different Color

Balances – Daylight, Tungsten – Type L

Digital Utilizes “White Balance”

Films Available Color Negative C4-1

Process Fuji, Kodak, Agfa Films available from

100 to 1600 ASA E-6 Slide Films 50 to 800 ASA Slide film processing

Black & White Films Kodak and Ilford Films available from

50 ASA to 3200 ASA Black & White

Processing

Higher speed – more grain

Film Size Traditional

- 110

- 126

- 35mm

- 120

- 4x5

- 8x10

Digital

- MEGAPIXELS

- The more the better!

Digital Auto Settings

Advanced Modes P – Program Mode

Tv – Shutter Speed Priority

Av – Aperture Priority

M – Both Shutter and Aperture set manually

A-DEP – An aperture priority where camera sets f-stop according to the subject

White Balance Setting Available

And then there’s times when you might want to leave the white balance at daylight…

Shooting RAW Format PROS RAW Format allows to

make color corrections in post processing.

RAW Format allows to make incredible corrections to highlights and shadow areas.

CONS Photos will be huge file

sizes – at least 4 times larger.

Need to have RAW converter program

Can be very time consuming