Fresnel Lens (beach lighthouses sky trees ). Photo by HarveyCreek
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Fresnel Lens

Uploaded by: HarveyCreek

Saturday September 21, 2013

Sixes, OR (Current Weather Conditions)

Caption: The view from the top of the lighthouse. A 1000 watt bulb illuminates this light, which can be seen for about 26 miles. The white item angling down to the right is a curtain that shields the lens from the sum when it is not moving so it won't start fires. goldbeach13

Image Description: Cape Blanco Lighthouse Fresnal Lens

Manufacturer: SONY

Model: DSLR-A580

x-Resolution: 320.00

y-Resolution: 320.00

Resolution Unit: Inch

Software: Adobe Photoshop Lightroom 5.0 (Windows)

Artist: Harvey Creek

Copyright: HarveyCreek.com (Photographer) - (Editor)

Exposure Time: 1/640 sec.

FNumber: f/11.0

Exposure Program: Aperture priority

ISO Speed Ratings: 200

Exif Version: Unknown Exif Version

Shutter speed: 9.32 EV (APEX: 25, 1/639 sec.)

Aperture: 6.92 EV (f/11.0)

Brightness: 9.62 EV (2696.06 cd/m^2)

Exposure Bias: -1.00 EV

MaxApertureValue: 3.61 EV (f/3.5)

Metering Mode: Pattern

Light Source: 1

Flash: Flash did not fire, compulsory flash mode.

Focal Length: 11.0 mm

Focal Plane x-Resolution: 209.91

Focal Plane y-Resolution: 209.91

Focal Plane Resolution Unit: Internal error (unknown value 4)

File Source: DSC

Scene Type: 1

Custom Rendered: Normal process

Exposure Mode: Auto bracket

White Balance: Manual white balance

Focal Length In 35mm Film: 16

Scene Capture Type: Standard

Contrast: Normal

Saturation: Normal

Sharpness: Normal

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