Lens without aperture blades - Leica M Lenses - Leica Forum
2018年3月11日 · Could this have been the ultimate lens for bokeh lovers, or is it just a stupid idea? Take a look here Lens without aperture blades. I'm sure you'll find what you were looking for! The Leica Q3 is available for pre-order at B&H Photo Video and Adorama. I actuly have a Noctilux without apature blades.
Understanding Camera Lenses: A Beginner’s Guide - Photography Life
2019年5月23日 · Lenses. They’re arguably the most important piece of equipment a photographer can buy – even more important than the camera itself. But what makes lenses so useful? Why are some camera lenses so much better than others? The answer goes beyond simple things like sharpness and image quality.
Why Do the Number of Aperture Blades in a Lens Matter?
2017年12月16日 · The lens aperture is designed to regulate the flow of light through the lens. When the aperture is stopped down to a smaller opening (a higher f-number like f/16 or f/22), less light passes through the lens to the image sensor (or film) in the camera.
A Full List of Camera Lens Types and Best Use for Lenses
2024年9月12日 · Different lens types do different things, meaning certain types of lenses are better suited to different types of photography. Choosing the right camera is important, but choosing the right lens is just as crucial when taking pictures. Here at ExpertPhotography, we know how essential lenses are to photography.
Photography 101: The difference between fixed and variable aperture
2021年6月4日 · So what is the difference between a fixed and a variable aperture in a zoom lens? Variable aperture lenses. Lenses with variable apertures mean that the aperture changes based on your focal length. On my 18-55mm lens, I could achieve a f/3.5 aperture when zoomed all the way out to 18mm. When I zoomed in to 55mm, the widest aperture available ...
What's wrong with variable aperture lenses? eg F/4.5-5.6
2010年3月5日 · A fixed aperture zoom lens means that the AVAILABLE aperture is fixed, regardless of the zoom state that the lens is in; e.g. the canon f4 70-200L, a fixed aperture zoom, can provide an aperture as wide as 4.0 regardless if the lens is zoomed at 70, or at 200.
Understanding old Nikon lenses: AI, AI-S, AF and AF-S
2014年5月12日 · AI lenses have a ridge that catches a feeler on a ring surrounding the lens mount on the camera. (Mounting a non-AI lens may bend or break the feeler.) AI lenses also have a mechanical system to indicate their maximum aperture to the camera, so now you just mount the lens and you can start shooting, the light meter has all the information that ...
What Camera Lens Should I Buy? A Beginner’s Guide - Photography Life
2022年1月27日 · Lenses are the life of the interchangeable lens camera, and truly the best way for a beginner to expand their vision through the virtually limitless world of optics. From the drama of wide angles, to the just-right comfort of the standard lens, to the powerful world of telephotos, the view from a good lens is seductive and just may lure you ...
14 Types of Camera Lenses (Important Basics for Beginners!)
2023年11月6日 · There are so many types of camera lenses that it’s easy to get confused. Do you know the difference between a tilt-shift lens and a macro lens? Or a kit lens and a telephoto lens?
Aperture Blades: How many is best? - Improve Photography
In less expensive lenses, it is most common to see 6 blades in an aperture, and in more professional lenses it is more common to see 9 blades. Aside from the sheer number of the …