Canon Video Explains 4K Lenses

Canon 4KCanon produced a short video that does a really good job of explaining what constitutes a 4K lens and reminds us of how much technology goes into the glass coming out of Canon. It really does drive home the need for high resolution lenses for todays demanding sensors. Check it out below and let me know what you think. What’s more important to you, sharpness or character? Continue reading Canon Video Explains 4K Lenses

Zeiss Discusses the Irradiance and Apertures of Lenses

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Zeiss recently released a technical article written by Dr. Vladan Blahnik. The article explores the history of Zeiss lenses and what drove them to design and manufacture more accurate, high speed lenses including the now famous f/0.7 50mm prime used by Stanley Kurbick to shoot Barry Lyndon. The article continues on to discuss the physics of a lens aperture and it’s relation to optics with a wealth of formulas and illustrations. If you’re a huge lens nut and have a spare 15 or 20 minutes, give this tech article a read and appreciate the knowledge and pursuit for optical performance that is Carl Zeiss.

Read the complete article here.