How to Use Cylindrical Lens?
Ⅰ. Introduction of the cylindrical lensIn most cases, the cylindrical lens is made of cylindrical glass, where the cylindrical surface of the cylindrical lens is a precision-treated (curved) optical ...
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 ...
Introduction of Aspherical Achromatic Lens
Ⅰ. Introduction of achromatic lensOrdinary achromatic lens refers to a lens group that corrects the color difference of light of three wavelengths such as blue, green, and red. Because the focus of t...
The Difference Between Aspherical Lens and Spherical Lens
A sphere uses one curvature on the whole surface, just like cutting from a sphere. A non-sphere has different curvatures such as cutting from an ellipse. The main purpose of non-spherical is to solve ...
Do You Know Anything About Achromatic Lenses?
Ⅰ. About Apochromatic LensesAn apochromatic lens is made up of two optical components that are cemented together: a positive low refractive index and a negative high refractive index. In comparison t...
What Are the Effects of Fisheye Lens?
Ⅰ. What are fisheye lenses?A fisheye lens is a type of super wide-angle lens that aims to view as far as the human eye can perceive, if not farther. However, there is a significant difference, becaus...
Why Do We Choose to Shoot with an Anamorphic Lens?
Well, stop trying in Photoshop or Lightroom and start looking at the lenses you use. With anamorphic lens, you can get the cinematic look you want.Ⅰ. What is an anamorphic lens?Cinematographers use a...
What Are the Effects of Anamorphic Lens?
Ⅰ. The effects of the anamorphic lensThe bokeh effect of the anamorphic lens has another distinctive feature. If it is a telephoto anamorphic lens, you can also get the shallow depth of field that a ...
Notes on Using Anamorphic Lens
The main reason for using digitally anamorphic widescreen is its other effects. Lens flares and out-of-focus backgrounds ("bokeh") will appear long rather than round (unless the lens has a s...
What is the Function of Laser Collimating Lens?
Semiconductor lasers have the advantages of low cost, long life, small size, and high reliability, and have broad application prospects in industrial processing, pumping, medical treatment, and commun...
Principles and Types of Optical Prisms
A prism is a transparent object surrounded by two planes that intersect but are not parallel to each other, used to split or disperse light beams. Prisms are polyhedrons made of transparent materials ...
Tips for Using Micro Lenses
We often use micro lenses to shoot some flowers, plants, insects and e-commerce products, and occasionally use micro lenses to shoot common subjects such as portraits. It can be said that there are st...