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2017-05-21_10-26-42
    
2017-05-21_10-26-42

トンネル内はベンチュリー効果で涼しい

Camera model   DSC-TX30
Shutter speed   1/60
Aperture   f/3.5
Maximum aperture   f/3.6
Exposure bias   0.00
Exposure   Normal program
Exposure index   0.0
Focal length   4.7,mm
Distance   0.00 m
Light source   Unknown
Flash   Off
Metering   Pattern
Brightness   2.8
ISO sensitivity   800