I Never shoot before 17.00 pm... "in a clean sky", use just a normal 50mm lens and 100 iso film for this type of full side shoot....friend the angle....the angle give the solution....you can move in 365 respect your model ..and please ..dont do all in the machine....or b and w will be die...work with ligth...ligth is photo...but this is just a bud angle....turn back the composition ...dont come ...go back the escene...and sorry my english.....good look