76180 EM -49/73-
28. [CONF] Final function check
28-1. Confirmation of the Metering function
[Required equipment] Light source (Shutter tester), FA50mm F1.4
①
Attach the lens (FA50mm) to the camera and set the aperture to the A position.
②
Set the camera as follows.
Capture mode: AV (Aperture-priority) mode, Aperture value: Av8 (FNo.8), Sensitivity: ISO200,
Focus mode SW: Manual focus, Exposure setting step: 1/2 (Default setting of custom function)
③
Set the focusing ring to the infinity (
∞
).
④
Set the camera to the light source (Shutter tester).
⑤
Change the light value of light source and confirm that the TV value is displayed as follows
while depressing the release button halfway.
＼
LV6 LV8 LV9 LV10
LV12 LV15
LV15
(Multi-segment)
Tv display
Tv0.5”
Tv8 Tv15 Tv30
Tv125
Tv1000
Tv750
28-2. Confirmation of the Exposure value (for reference)
[Required equipment] Computer (for Digital adjustment), AC adaptor (D-AC10), USB cable
(I-USB2), CF card (for taking picture), FA50mm F1.4, Light source (LB-3300: Color
temperature must be calibrated 2850 Kº±10), Image viewing software (Adobe Photo shop)
①
Attach the lens (FA50mm) to the camera and set the aperture to the A position.
②
Set the camera as follows.
Capture mode: Green Program AE mode, Metering Method: Multi-Segment Metering, Focus
mode SW: Manual focus, White Balance: Tungsten Light, Recorded pixels: L (Default setting),
Quality Level: Best (Default setting)
③
Set the focusing ring to the infinity (
∞
).
④
Set the camera to the light source.
⑤
Take a picture while changing the light
value of light source.
⑥
Open the recorded image by using the
image viewing software (Adobe Photo
shop).
⑦
Select the histogram as shown in the
figure below.
⑧
Confirm that the level of brightness must
not vary remarkably from the standard
(Y=110).
Standard of Exposure value:
Tolerance (EV)
P, Tv, Av-AE mode
Light value/Lens
AE Master Lens (P)
F/FA 50mm F1.4
（
∞
）
LV6~15
+0.95 ~ -0.25
+0.70 ~ -0.50
LV15 (Multi-segment)
+1.45 ~ +0.25
+1.20 ~ ±0.00
Histogram
Y
Brightness level
Image
