This filter holder is an "under-the-lens" type for use on older Omega enlargers that use lensmounts with the right-angle filter holder bracket. Intended for use with red and variable contrast filters, portrait diffusion grid, etc. Fits the A-2, B-5, B-6, B-7, B-8, B-9, B-10, D2, D3, D4, and E series enlargers that use lensmounts with the mounting bracket as illustrated below. |