File:Keyhole sand dollar (Echinodiscus sp.).jpg

No higher resolution available.

Keyhole_sand_dollar_(Echinodiscus_sp.).jpg ‎(684 × 504 pixels, file size: 106 KB, MIME type: image/jpeg)

This file is from a shared repository and may be used by other projects. Please see the file description page for further information.

File history

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Thumbnail	Dimensions	User	Comment
current	13:25, 28 January 2015		684 × 504 (106 KB)	commons>FredD	{{Information \|Description=Upperside of test of a Keyhole sand dollar (''Echinodiscus sp.'') [http://www.wildsingapore.com/wildfacts/echinodermata/echinoidea/sandollar/echinodiscus.htm More about this sand dollar] on the wildfacts sheets on wildsi...

There are no pages that use this file.

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.

If the file has been modified from its original state, some details may not fully reflect the modified file.

Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D100
Exposure time	1/60 sec (0.016666666666667)
F Number	f/20
Date and time of data generation	16:27, 22 November 2003
Lens focal length	105 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Adobe Photoshop CS2 Windows
File change date and time	19:52, 23 April 2008
Y and C positioning	Centered
Pair of black and white reference values	0 255 0 255 0 255
Exposure Program	Aperture priority
Exif version	2.2
Date and time of digitizing	16:27, 22 November 2003
Meaning of each component	Y Cb Cr does not exist
APEX exposure bias	0
Maximum land aperture	3.3 APEX (f/3.14)
Metering mode	Pattern
Light source	Unknown
Flash	Flash fired, strobe return light detected
DateTime subseconds	70
DateTimeOriginal subseconds	70
DateTimeDigitized subseconds	70
Supported Flashpix version	1
Color space	Uncalibrated
Sensing method	One-chip color area sensor
File source	Digital still camera
Scene type	A directly photographed image
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Digital zoom ratio	1
Focal length in 35 mm film	157 mm
Scene capture type	Standard
Scene control	None
Contrast	Normal
Saturation	Normal
Sharpness	Soft
Subject distance range	Unknown
Supported Flashpix version	1
Image width	684 px
Image height	504 px
Date metadata was last modified	03:52, 24 April 2008
IIM version	2