polarizer

Cross Polarization: What It Is and Why It Matters

Cross polarization is a technique that uses two polarizing filters - one on the light source and on e on the camera lens - to get rid of unwanted specular reflections.

Kolari Vision Unveils High-End Drop-In Filters for Canon’s RF-to-EF Adapter

Kolari Vision has just unveiled a line-up of high-end, ultra-rugged drop-in filters for Canon's special EF-to-RF mount adapter with a built-in filter slot. According to Kolari, not only are these the first third-party drop-in filters actually shipping to consumers, they're also some of the most durable and high-quality filters money can buy.

The Magic of Polarizing Lens Filters for Your Camera

Polarizing lens filters help your camera see the world in a new light... literally. If you've never used a polarizing filter before, check out this great 3-minute video by photographer Christopher Frost in which he discusses why these filters are so neat and how to use them.

DSLR Add-On Brings Features Like Lytro-Style Refocusing to Any Camera

Lytro may have made a splash when the company first burst onto the scene with its 'snap now, focus later' technology, but the competition has been growing steadily ever since. In addition to companies like Pelican gunning at the light-field market, a new SLR add-on created by researchers from Saarland University in Germany promises to bring Lytro-style refusing and much more to almost any camera.

MagFilter Uses Magnets to Give High-End Compacts Some Filter Love

Compact cameras are becoming pretty serious photography tools when it comes to sensor sizes and lens qualities, but one thing they generally lack is an easy-to-use filter system. Interchangeable-lens photographers can usually just find a filter of the correct diameter and use it with their lens, but things get more complicated when you're dealing with fixed-lens cameras. Although using filters is possible with some models, the systems aren't very friendly: they're usually proprietary, expensive, or based on unwieldy adapters.

That all changes with the new MagFilter by CarrySpeed, an easy-to-use filter system for compact cameras based on magnets rather than threads.