The following links are provided as hopefully useful information. These links do not in any way imply any relationship with those organisations and Harry Clarke The links are provided in good faith, however, as external links, Harry Clarke cannot be responsible for their content.
Nikon UK Nikon for DSLR cameras, lens and flashes.
Gitzo Gitzo for carbon fibre tripods and tripod heads
Lee Filters Lee Filters
Lastolite Lastolite for refelectors and diffusers
ExpoDisc The best way to set the white balance is to read the incident light rather than the reflected light. Expoimaging provide the solution in the form of the ExpoDisc, which enables the white balance to be preset.
Surrey Wildlife Trust For the conservation of wildlife in the county of Surrey
Butterfly Conservation For the conservation of butterflies in the UK
Buglife For the conservation of all invertbrates
RSPB The larget consveration charity, giving nature a home
Wildfowl & Wetlands Trust For the conservation of wetlands
Amphibian and Reptile Conservation Trust For the conservation of amphibians and reptiles and saving the disappearing habitats on which they depend