The metz mecastudio bl 200 flash head is a fantastic flash head for those starting out in studio photography and who refuse to make compromises when it comes to the quality of their equipment metz have focused their 70 years of experience in the photo flash field into producing this cost effective yet highly capable and well built head with top of the line features with 200w output and a guide number of 45 the bl 200 is sufficiently powerful for most applications and further boasts an integ