Common Sense of Projector Lens
1. Common sense of projector lensFor a projector, the projector lens is the last link in the projector's optical path. Whether the lens is good or not, and whether the aperture value can be minimi...
Understanding Apochromatic Lens and Its Applications
Introduction to Apochromatic LensA apochromatic lens can be defined as a lens made up of two different types of lenses with different focal lengths that cancel out apochromatic or color distortion. Ch...
Why Use Apochromatic Lens?
Apochromatic lenses are most commonly used in the form of doublet lenses. A doublet lens is made up of a pair of eyeglasses – one concave and the other convex. The concave element is made of flint gl...
What Do You Need to Know About Custom-Made Optical Lenses?
Many customers who want to customize optical lenses are not professionals in the optical industry and may not be familiar with the technical requirements when making demands for their customized lense...
How to Use Fisheye Lenses?
Understanding Fisheye LensesA fisheye camera lens is a type of lens with a focal length of 16mm or shorter and a viewing angle that is close to or equal to 180 degrees. It is an extreme wide-angle len...
What is a Penta Prism?
Prism is a piece of triangular glass or plastic. Prism works because different colors of light propagate at different speeds inside the glass. Because colors of light propagate at different speeds, th...
Fisheye Lens Creates Unique Atmosphere
Understand fisheye lensesA fisheye camera lens, also known as an "ultra wide-angle" or "superwide" lens, is a type of wide-angle lens that can capture extremely wide photos, usuall...
Why Should I Buy a Fisheye Lens?
Understand fisheye lensesFisheye lenses are a special type of lens in the ultra-wide-angle lens category, and their field of view strives to reach or exceed what the human eye can see. Therefore, fish...
The Versatility of Fisheye Lenses
Although wide-angle lenses are the main product of landscape photography, wide-angle fisheye camera lensess can provide the same wide field of view and perspective, but with a unique style. The distor...
What Is a Fisheye Lens?
Increasing creative inspiration with fisheye lensesThe fisheye lens in photography depends entirely on your need for the broadest view of the world. Like everything else, this lens is just a tool that...
Circular Fisheye Lens Suitable for Astrophotography
What is a fisheye lens used for?A fisheye camera lens is used for a wide range of activities in different fields: Astronomers use a fisheye camera lens to project the night sky onto a dome in an obser...
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