Nikon COOLPIX S2 VAA36001 Repair Manual page 82

Item
Quality of image
（0.3m ～ 0.04m）
Resolution in "Macro"
In the case of
compelling infinity
In the case of "out of
focus"
Gradation/luminance
level
・The resolution must be in compliance with the following value in
the whole zoom area.
Center horizontal/vertical: 950 TV pcs.
・Measure the TV resolution pieces at center.
・Check each posture and the difference of zoom reciprocation.
・Center horizontal/vertical: 950 TV pcs.
・Check the resolution in near distance (W14cm, M (Z03) 4cm and
T14cm).
・Take a picture at the high image quality mode.
・The resolution must be in compliance with the following value in
the whole zoom area.
Center horizontal/vertical: 950 TV pcs.
・Take a picture of the infinity collimator image at the landscape
mode/image quality priority mode under the "out of focus"
condition by using the 3000K viewer. (This condition should be
applied to only the product which uses the Q3035 lens barrel.)
・Then, open the recorded image data file through Photoshop and
check the resolution visually.
・The resolution must be in compliance with the following value in
the whole zoom area.
Center horizontal/vertical: 950 TV pcs.
・Measure the TV resolution pieces at center.
・Check each posture and the difference of zoom reciprocation.
・Put a chart at the distance of 2m, set it in the "out of focus"
condition and shoot it.
<Histogram's gray average value>
・ Black: 7 ± 5
Gray: 140 ± 10
White: 215 ± 15
・ Equip the 5100K viewer with a scale and shoot an object in the
full range of angle of view while the AUTO mode and the image
quality priority mode are set.
・ Open the recorded image data file through Photoshop and pick up
a measurement section with the each color (its central area 64 ×
64 pixels) with the rectangle selector tool.
・ Read the histogram's gray value and the gray standard deviation.
・ Measurement section
Luminance level:
Upper left 1 step: Black, 6 steps: Gray, Center: White
Lower left 6 steps: Gray, 11 steps: Black
- R7･ S2 -
Criteria
VAA36001-R.3667.A
Applied tool(s)
EIAJ chart
Photoshop
Siemens chart
EIAJ chart
Photoshop
Siemens chart
Infinity chart
EIAJ chart
Photoshop
Siemens chart
5100K viewer
ITE γ 0.45
Gray scale (standard)
Photoshop