File:Gert Hekma library.jpg

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Summary

An elderly Gert Hekma pictured amongst his enormous book collection.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	00:24, 30 March 2023		1,800 × 1,586 (228 KB)	Prue (talk \| contribs)	An elderly Gert Hekma pictured amongst his enormous book collection.

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Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D750
Author	Martien Sleutjes
Copyright holder	Martien Sleutjes
Exposure time	1/125 sec (0.008)
F Number	f/5.6
ISO speed rating	800
Date and time of data generation	12:47, 31 March 2020
Lens focal length	22 mm
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Photos 3.0
File change date and time	12:47, 31 March 2020
Exposure Program	Normal program
Exif version	2.31
Date and time of digitizing	12:47, 31 March 2020
APEX shutter speed	6.9657836644592
APEX aperture	4.9708542713568
APEX exposure bias	0
Maximum land aperture	3 APEX (f/2.83)
Metering mode	Pattern
Light source	Unknown
Flash	Flash did not fire, compulsory flash suppression
DateTimeOriginal subseconds	46
DateTimeDigitized subseconds	46
Color space	sRGB
Focal plane X resolution	1,675.0151515152
Focal plane Y resolution	1,675.0151515152
Focal plane resolution unit	3
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	22 mm
Scene capture type	Standard
Scene control	Low gain up
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown
Lens used	17.0-35.0 mm f/2.8
Serial number of camera	6200432
Keywords	Gert Hekma
Contact information	sleutjes@xs4all.nl www.msleutjes.com Baarsjesweg 140-B Amsterdam, , 1057 HM The Netherlands 0031630629526
IIM version	2