Uploaded 2-Apr-16
Taken 2-Feb-16
Visitors 67


17 of 21 photos
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Categories & Keywords

Category:Architecture and Structures
Subcategory:Lighthouses
Subcategory Detail:
Keywords:lighthouse, mary, st. mary's lighthouse, whitley bay
Photo Info

Dimensions5614 x 3743
Original file size11 MB
Image typeJPEG
Color spacesRGB
Date taken2-Feb-16 08:11
Date modified2-Feb-16 09:08
Shooting Conditions

Camera makeCanon
Camera modelCanon EOS 5D Mark III
Focal length40 mm
Max lens aperturef/4
Exposure1/8 at f/7.1
FlashNot fired, compulsory mode
Exposure bias0 EV
Exposure modeAuto
Exposure prog.Aperture priority
ISO speedISO 100
Metering modePattern
Cloud iridescence 1

Cloud iridescence 1

When parts of clouds are thin and have similar size droplets, diffraction can make them shine with colours like a corona. In fact, the colours are essentially corona fragments. The effect is called cloud iridescence or irisation, terms derived from Iris the Greek personification of the rainbow.