Researchers from the Schepens Eye Research Institute of Massachusetts Eye and Ear and Harvard Medical School have designed three new eyeglasses using high-power prisms to optimally expand the visual ...

To increase the power of the peripheral prism, the bi-part double Fresnel prism combines two prism segments angled to each other. This design allows for up to 43 degrees of expansion to the visual ...

I read with interest the article by D W Kim et al 1 on conservative management for consecutive esotropia (ET) after intermittent exotropia (IXT) surgery. The authors managed patients with full-time ...

Boston, Mass. -- Researchers from the Schepens Eye Research Institute of Massachusetts Eye and Ear and Harvard Medical School have designed three new eyeglasses using high-power prisms to optimally ...