The Complete Guide to Lens Filters (Part One)

Everything you wanted to know about lens filters, in one place. Part One covers UV Filters and Polarizers.

Notes by Dr. Optoglass: Angle of View and Aspect Ratio

Topics Covered: The Angle of View of the Eye The Sensor Size of the Eye The Aspect Ratio of the Eye The Crop Factor (35mm equivalent) of the Eye The eye of the master will do more work than both his hands – Benjamin Franklin Put together, the horizontal angle of view of both eyes […]