การถ่ายภาพดิจิตอล

PHOTOGRAPHING MOVEMENT I

„ It’s all about shutter speed.
„ What shutter speed do I need?
„ Catching movement

PHOTOGRAPHING MOVEMENT II

„ Following the motion : panning
„ Varing exposure times
„ Creative use blur

THE RULES OF LIGHT

„ ISO (ASA) Camera sensitive to light
„ Exposure controls
„ PSAM
„ Aperture (F stop) and aperture priority (AV)
„ Shutter speed and shutter speed

priority (TV or S)
„ Combining aperture and shutter speed



SETTING THE RIGHT EXPOSURE
การตง้ั คาเปด รบั แสงใหเหมาะ

„ Extremes of light and shadow
การใชแสง เงาอยา งเตม็ ที่
Optometry
Center-weighted average metering
Evaluative metering
Spot meter
Partial metering

SETTING THE RIGHT EXPOSURE
Backlighting กรณีแสงดานหลัง

„ เลอื ก spot meter
„ หาจุดกึ่งกลางวัตถุ กด shutter release

คร่ึงหนึ่ง
„ ลอ็ กรรู บั แสง โดยกด AEL Auto Exposure

Lock

SETTING THE RIGHT EXPOSURE

„ Bracketing
Average/Spot metering
Drive
Function
Auto-bracketing

„ Exposure for different lighting

NATURAL LIGHT
แสงธรรมชาติ

„ Outside light
„ Inside light
„ Times of the day and color temperature

ชวงเวลาตางๆ ในวันหน่ึงและอณุ หภมู ิสี
„ Seasonal light แสงตามฤดูกาล

LOW-LEVEL LIGHT

“Low light is the best light in which to
photograph.”

„ Low light interior
„ Techniques

-Auto exposure

-adjust ISO/ASA, aperture and shutter speed
-selecting special menu for low-level light
-override auto exposure and manually set
-use tripod

„ Silhouette

LOW LIGHT GALLERY

„ The creative side of color cast





ARTIFICIAL LIGHTING

The color of artificial lighting : color cast.
Correcting color cast with white balance
controls.
daylight
tungsten
fluorescent
cloudy
custom













BUILD-IN FLASH

„ Fill flash
„ Flash range and fall off
„ Rear-Sync flash (combines blurred

movement and sharpness)

„ Red-eye
„ Other problems with built-in flash







EXTERNAL FLASH

„ Bounce flash
„ Ring flash
„ Rim flash
„ Slave flash
„ Sync chord flash





ขอบคณุ ครบั
ชัชวาล ศรีสละ

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