Elliptical Mirror
Elliptical mirror is still a flat mirror, but the shape is cut into an oval, and the outer circle and the mirror into a 45 ° angle. When the elliptical mirror is mounted in the optical path by 45 [de...
Windows
Our precision optical windows range from UV to VIS, NIR, SWIR further MWIR and LWIR applications. We offer a variety of substrates, such as Germanium (Ge), Silicon (Si), N-BK7, UV Fused Silica, Zinc Selenide (ZnSe), or Multiple anti-reflection coating options are available for the Ultraviolet (UV), Visible, or Infrared (IR). Please also refer to our IR optics category for more information.
Elliptical Window
Elliptical window is a plane-parallel plate, it is always used for protecting electronic sensor or detector outside, elliptical window will not change system’s amplification factor. Its basic materia...
Why Use an Anamorphic Lens? How to Use It?
If you like to shoot videos, you must have heard of anamorphic lenses, and even considered buying anamorphic lenses. What exactly is an anamorphic lens? Is the video shot with it really similar to the...
Aspherical Lenses and Cylindrical Lenses
Ⅰ. Understand aspheric lensThe aspheric lens has a better radius of curvature and can maintain good aberration correction to obtain the required performance. The application of aspheric lenses brings...
Comparing Cylindrical Lenses with Ordinary Spherical Lenses
Ⅰ. What is a cylindrical lens?Cylindrical lens is generally used to focus incident light on the line or change the image's aspect ratio. It can form a linear image, and the direction of the beam ...
The Difference Between Sphere Lens and Anamorphic Lens
The interior of each lens is made of different curved glass, called elements.1. Understand sphere lens and anamorphic lensSphere lenses are called spherical because their lens elements are circular. W...
The Anamorphic Lens Is the Key to Wide-Screen Movie Images
Originally developed as a tool and technique to capture and project a wider aspect ratio on 35mm film, anamorphic lenses have become a favorite of cinematographers due to their unique characteristics ...
Using Anamorphic Lens Provides Wider Field of View
Development of widescreen in the early 1950s aimed to make movies more exciting. Movie studios hoped that the new perspective would encourage people to return to the cinema instead of staying indoors ...