Why circular polarizers still matter: A high quality circular polarizer is still one of the most important accessories for any photographer’s bag. And the new Sigma Weather-resistant Circular Polarizers offer incredible performance, weather-tough design, and a fantastically upgraded case with grip arcs that keep the filters from rattling around in the bag.
Share a selfie of #MySigmaLens — A gear shot of you and your Sigma lenses and cameras using either the #MySigmaLens or #MySigmaCamera hashtag on Twitter, Instagram, or Google Plus and it can be featured right here in this blog feed. Get silly, or get seriously creative, but be sure to share a photo with those hashtags by January 31st, 2015!
Of the three main variables relating to creative and artistic control on DSLR and compact interchangeable cameras–aperture, shutter speed and ISO– aperture control, is for many beginners, the most difficult to grasp. Have no fear, we’re here to help. Learning how and when to select a wide or narrow aperture unleashes the creative and expressive potential of your camera’s lenses.