Fashion Photography - Gels & Studio Mains Flash in the Welshot Creative Hub. This studio mains flash for photography is a practical, hands on full-day event for all photography enthusiasts wanting to learn how to creatively shoot portraits using mains studio flash lighting. Learning about lighting, and how it works, is the single most important thing you can learn when it comes to your portrait photography. Rembrandt, butterfly, side and split lighting, using grids, getting creative, learning to see (and shoot) in black and white will help you to create, learn and inspire your photography. Your studio mains flash for photography workshop will be taking place at the Welshot Creative Hub.