Scleral lens diameter does not have a significant clinical impact on intraocular pressure or corneal biomechanical parameters. Scleral lens diameter does not have a clinically-significant effect on ...

\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

Scleral lenses improve comfort and vision in patients with ocular cicatricial pemphigoid. Scleral lenses can offer ocular surface preservation and improve comfort and vision in patients with ocular ...

Nikon’s Z-series lens line-up has never been healthier. If you’re shooting with one of the best Nikon cameras, you’ll want to pair it with the best glass you can buy. That’s exactly what ...

Original Medicare does not have vision care benefits, including regular contact and scleral lenses. However, there may be some instances where Medicare would consider covering costs, such as if a ...

Zeiss is returning to making lenses for stills cameras, introducing the Otus ML line with new 50mm and 85mm F1.4 lenses for E, RF, and Z mounts. The lenses are manual focus only, but are focused on ...

High-end German optics company Zeiss is back in the photo game. On Tuesday, February 25, Zeiss unveiled the new Otus ML lens family, a move that brings the company’s earlier f/1.4 primes to mirrorless ...

The sclera is the white part of the eye. It is made of tough, fibrous tissue that acts as a protective covering for most of the eyeball. The sclera runs from the cornea at the front of the eye to the ...

Sigma has announced the 300-600mm F4 DG OS Sports lens, designed specifically for applications like sports, action and wildlife photography. Recent Videos Optically, the lens is built around 28 ...

Children with ocular surface disease and irregular cornea/refractive conditions treated with scleral lenses experienced improvement in visual acuity. Larger diameters did not prevent successful ...

Traditional contact lenses sit on your eye’s cornea, but scleral lenses are gas-permeable lenses designed to sit on your sclera or whites of your eyes. Because scleral lenses are large ...