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The^Bob: Negative image of a fading daffodil taken in UV light
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The^Bob: Daffodil imaged in the UV
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The^Bob: Bob and John in the UV
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The^Bob: 2100K LED, powered and electric-field-induced emission
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The^Bob: Plasma Ball spectra with butane flame comparision
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The^Bob: Far-UV -> NIR spectrometry of a spark in air
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The^Bob: Dragonfly Libuella depressa, UV (370nm) illumination
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The^Bob: Opalised fossil shell, UV and IR images
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The^Bob: UV – IR images of an opalised fossil sea shell
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The^Bob: UV-NIR transmission of tap water
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The^Bob: Leaf-cutter bee at work, cyanotype print
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The^Bob: Peacock feather, from cyanotype print
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The^Bob: Ginkgo leaves, from a cyanotype print
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The^Bob: The absorbance of water UV – NIR
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The^Bob: Sunbeams in UV and infrared
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The^Bob: Chlorophyll — pheophorbide-a fluorescence comparison
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The^Bob: Pheophorbide-a transmission and fluorescence
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The^Bob: Absorbance of pheophorbide-a in ethanol
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The^Bob: Fluorescence of pheophorbide-a in ethanol
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The^Bob: Pumpkin seed oil transmission and fluorescence
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The^Bob: Pumpkin seed spectroscopy and fluorescence
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The^Bob: Comparison of candle and butane flame molecular spectra
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The^Bob: Higher resolution spectrum of candle base blue region
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The^Bob: Emission spectrum of candle, blue base
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The^Bob: Candle flame, UV, visible and IR images
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The^Bob: The bee docking station
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The^Bob: Foxglove, fluorescence movie
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The^Bob: Foxglove, visible light movie
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The^Bob: Foxglove, 370nm ultraviolet movie
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The^Bob: Wensleydale Ultraviolet