This is a short and simple post but based on questions I’ve been receiving lately, it’s necessary. Several people wrote to me lately to complain that they couldn’t afford a “fancy new zoom lens” for their DSLR. One person was lamenting the fact that all they had was their 50mm f/1.8 lens. News flash – […]

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Variable aperture comes into play if you have a zoom lens. If your lens has two numbers, i.e., F/3.5 to F/5.6, you have what’s called a variable aperture lens. This means your widest aperture (lower number) is different at different focal lengths. The variable aperture allows the camera manufacturer to make the lens for less […]

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