I am a chemist with a background in science education, now retired.

While I am delighted to receive comments on my photos, which I will read with interest, I should be grateful if you would not add notes to any of my images.

Photo equipment used:

Canon 5D d-SLR (12.8MP)

Canon 400D d-SLR (10.1MP)

Canon Digital IXUS 30 Compact (3.2MP)

Canon EF28mm f2.8 prime lens

Canon EF50mm f1.4 prime lens

Canon EF24-105mm f4L IS USM zoom lens

Canon EF100-400 f4.5-5.6L IS USM zoom lens

Canon Extender EF 1.4x II

Sigma 105mm f2.8 EX DG macro lens

Sigma 12-24mm f4-5.6 EX DG zoom lens

Sigma 8mm f3.5 EX DG fisheye lens

Canon Speedlite 580EX

Sigma EM-140 DG macro flash

Manfrotto 190XPROB Pro tripod

Manfrotto 460MG tripod head

Manfrotto 556B Centre Levelling Column

Manfrotto 322RC2 Heavy Duty Grip Ball Head

Manfrotto 454 Micro Positioning Plate

Nodal Ninja NN3 Spherical tripod head