Pentax 15758, 15613, 15635, 15624 Using the Histogram, Histogram Display/RGB Histogram Display

Histogram Display/RGB Histogram Display

31

Use the four-way controller (23) to switch between the Histogram Display and RGB Histogram Display.

1		2	3
		100-0001
			4
1/2000	F2.8	200

5 6 7 8

Histogram Display

1Histogram (Brightness)

2Protect setting

3Folder number-File number

4 Save RAW Data

5File Format

6Shutter speed

			4	2	3
					100-0001	1
					9
						Before
					10
1					11	Using
		1/2000	F2.8	200		Your
	5	6	7	8
						Camera
		RGB Histogram Display
7	Aperture value

8Sensitivity

9Histogram (R)

10 Histogram (G)

11 Histogram (B)

*Indicator 4 appears only when the file format of the last captured image is JPEG, and the image can also be saved in RAW format. (p.70)

Using the Histogram

A histogram shows the brightness	pixels→
distribution of an image. The
horizontal axis represents brightness
(dark at the left and bright at the right)	of
	Number
and the vertical axis represents the
number of pixels.
The shape and the distribution of the		(Dark) ←Brightness→ (Bright)
histogram before and after shooting
	Dark portions		Bright portions
tell you whether the exposure level

and contrast are correct or not, and let you decide if you need to adjust the exposure and take a picture again.

1Adjusting the Exposure (p.90)

1Brightness Adjustment (p.148)