Multimedia / Photo Contest / 2015

2015 Photo Contest

Crossed polarizers
Crossed polarizers

Crossed polarizers create a colored stress pattern caused by different retardance paths in plastic foam.—Samuel F. Pellicori,  OSA Senior Member

29 Nov 2015

Water bubbles
Water bubbles

Water bubbles collected between condensation nuclei on the underside of a glass window that was positioned over moist earth. Water vapor condenses at the tiny initiation sites, and bubbles grow in size as neighbors coalesce to form these mm-sized bubbles. —Samuel F. Pellicori, OSA Senior Member

29 Nov 2015

Light Images
Light Images

A screen capture from a video of light images. —Eugene A. Blumenstein

29 Nov 2015

Auto fluorescence of tonic water
Auto fluorescence of tonic water

Auto fluorescence of tonic water LED illumination 390 nm. —Martin Skorsetz, Laboratorio de Óptica, Universidad de Murcia, Murcia, Spain

29 Nov 2015

Colourful Snowflakes!
Colourful Snowflakes!

An out-of-focus image of brightly coloured sparkles (produced by sunlight reflecting off holographic lametta), photographed with an snowflake stencil on the front of the camera lens. —Aongus McCarthy, Heriot-Watt University

29 Nov 2015

Interference pattern
Interference pattern

A colourful and mottled thin-film interference pattern observed at the kitchen sink with light (from a fluorescent tube) reflecting from a washing-up bubble. —Aongus McCarthy, Heriot-Watt University

29 Nov 2015

Colourful and mottled thin-film
Colourful and mottled thin-film

A colourful and mottled thin-film interference pattern observed at the kitchen sink with light (from a fluorescent tube) reflecting from a washing-up bubble. —Aongus McCarthy, Heriot-Watt University

29 Nov 2015

Thin-film interference
Thin-film interference

Thin-film interference with a soap bubble: A colourful and mottled thin-film interference pattern observed at the kitchen sink with light (from a fluorescent tube) reflecting from a washing-up bubble. —Aongus McCarthy, Heriot-Watt University

29 Nov 2015

Soap Bubble
Soap Bubble

Thin-film interference with a soap bubble: A colourful and mottled thin-film interference pattern observed at the kitchen sink with light (from a fluorescent tube) reflecting from a washing-up bubble. —Aongus McCarthy, Heriot-Watt University

29 Nov 2015

Colourful thin-film
Colourful thin-film

Thin-film interference with a soap bubble: A colourful and mottled thin-film interference pattern observed at the kitchen sink with light (from a fluorescent tube) reflecting from a washing-up bubble. —Aongus McCarthy, Heriot-Watt University

29 Nov 2015

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