Handheld light meters, Why you need one, and How to use it

An explanation of handheld light meters, the advantages, disadvantages, and how to use one Please visit my Etsy and eBay stores, and my new online store at https://japan-vintage-camera.com https://www.etsy.com/shop/Japanvintagecamera?ref=ss_profile http://www.ebaystores.com/Japan-Camera-Exchange