138mm Strip Diopter '+1 They come in 15mm and

They come in 15mm and 30mm formats

a process that involves laminating the filter substrate between 2 pieces of optical glass and grinding flat to a tolerance of 10

Reduces Highlights and Lowers Contrast

Supports most tripods with dual spiked feet and many tripods with rubber feet

while unaffecting the values of highlights

138mm Strip Diopter '+1 They come in 15mm andThese Diopters allow you to achieve very creative in camera effects. They are a tool that allow for experimentation. These diopters allow you to achieve varied focus, diffusion and even double imaging effects. They come in a 15mm Strip as well as a 30mm Strip. The 30mm is a wider strip that accommodates different focal lengths and image sizes.