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Pentax Lens Codes Guide

Pentax has used a bunch of codes in naming their camera lenses over the years. So what do they all mean? Here’s a guide.

Lens Filter Size Marking

Pentax Lens Filter Size Chart

If you’re looking to add a polarizer, UV, or ND filter to your lens, you’ll need to know the lens diameter/filter size. Here’s a lens filter size chart for Pentax lenses.