Nikon VAA35001 Coolpix S1 Repair Manual page 71

Item
Lens performance
Focal length
Open aperture F No.
Peripheral light
reduction
Wide-end position (Compelling ∞ )
7.8 mm + 7%
- 1%
Tele-end position (Compelling ∞ )
17.4 mm + 1%
- 7%
(Make a measurement by using singular lens barrel.)
(Make a measurement at the " ∞ " position.)
Wide-end position (Compelling ∞ )
F3.0 + 8.0%
- 0%
Tele-end position (Compelling ∞ )
F5.4 + 10.4%
- 0%
(Calculate the value by using the actual measurement focal length.)
(Make a measurement by using singular lens barrel.)
(Make a measurement at the " ∞ " position.)
・ Against the picture center, luminance of the nearest peripheral
area: 35% or more.
・ Against the picture center, luminance at 70% of the image height::
55% or more.
・ Difference in luminance between right and left: 20% or less.
(Actual shooting of the body.)
(Take pictures of the 5100K viewer.)
(Make a check at "Wide" and "Tele".)
(Make a check at "near distance"position and at the "infinity"
position.)
(Make a check at full aperture "without ND".)
- R4･ S1 -
Criteria
VAA35001-R.3666.A
Tools
Focal length
measuring instrument
Lens drive tool
Lens drive tool
Photoshop viewer