Parts of Human Eye : Iris and Pupil (GA_JHE03A)

let us now discuss the further parts of human eye. which are iris and pupil after cornea. or iris here we can write it is the. dark. muscular membrane. or it is a diaphragm. behind. cornea. with a small. opening in it. here you can see again this is the internal structure of, our eye. […]

An Albino’s Guide To The Eye: The Cornea & Iris

After muscle problems, the next big cause of difficulty for albinos is the cornea. The cornea is the smooth transparent dome that bulges out of the sclera. At least it is supposed to be smooth. My me cornea has irregularities. You might have this problem too. This disorder is called astigmatism. The cornea is exposed […]

Parts of Human Eye : Iris and Pupil (JHE03A)

let us now discuss the further parts of human eye. which are iris and pupil after cornea. or iris here we can write it is the. dark. muscular membrane. or it is a diaphragm. behind. cornea. with a small. opening in it. here you can see again this is the internal structure of, our eye. […]

What Is Night Blindness?

Night blindness might sound like an exaggerated condition I mean, it’s kinda hard for anyone to see in the dark But it’s real and it can be caused by any number of things That affect the complex mechanics of your vision The inside surface of your eye is the Retina And it’s mostly made up […]

I’m Blind, This is How & Why I “LOOK” at Things

Hey guys! It’s Molly here for another video. Once again, I’m out in the backyard because there is only so much of summer left, and anybody who knows me knows that the only mo… season.. (I was gonna say month. Nope!) The only season I like is summer. So for me, like I need to […]

Human Eye | #aumsum

Our topic for today is Human Eye. The human eye is one of the most valuable sense organs that enables us to see the world around us. Let us study about the different parts of an eye. Sclera is a tough outer coat that protects the entire eyeball. Choroid is a vascular layer of the […]

Reflexion und Brechung – Konstruktion

Light hits the surface of an acrylic glass cuboid. Part of the light is reflected and part is refracted. This is how you draw this process with the help of light rays. First, measure the angle between the incident light ray and the normal. This is the angle of incidence alpha. Now you draw the […]

Maddox Cross Test [ Sub – ENG ] – Phoria part 5

Hi to everybody and welcome to OptoTubeChannel, the first Italian YouTubeChannel dedicated to Optometry Today let’s talk about maddox cross test which is one of the test that let’s evaluate phoria both from qualitative and quantitative way. This test was invented by Maddox and the tool which breaks binocular vision is maddox’s cylinder, an high […]

Multicoloured Pinhole – Part A – Waves Level 1

A diagram is all you’ll need to solve this question, we have the box with a pinhole and our two sources of light, red and green. We’re not going to get any diffraction at the pinhole as the size of the pinhole is much bigger than the wavelength of the light. So light from the […]

Why Violet bends more

Take a look at the picture on the screen. Here you can find that a rainbow has been shown. Now if you look closely, you will find that the red light or the red color is at the top of the rainbow and violet color is at the bottom. So what can we say? We […]