This paper considers the concept of presence in virtual environments with respect to a Situationist critique of spectacularised urban space. The aim is to explore the concepts of space and place that have become bound up with presence research from an alternative critical viewpoint. The adopted Situationist perspective distinguishes between representations of places and inhabitable spaces, high...

A design approach to low-vision device development-vision multiplexing-was introduced recently. This approach has been applied successfully to the design of novel electronic and optical low-vision aids. This paper discusses the application of the vision-multiplexing concept to spectacle lens design to address issues of low vision and to resolve problems of color discrimination and glare in driv...

Abstract This article aims to analyse and interpret the structures responsible for urban theatricality with deep claims of city Jijel (Algeria). It is through scenic readings public space that this study explores latent expressions users as stage directors. will be done mainly observation supported by research interviews combine qualitative quantitative studies. The theatricalities studied in p...

IMPORTANCE Spectacle independence is becoming increasingly important in cataract surgery. Not correcting corneal astigmatism at the time of cataract surgery will fail to achieve spectacle independency in 20% to 30% of patients. OBJECTIVE To compare bilateral aspherical toric with bilateral aspherical control intraocular lens (IOL) implantation in patients with cataract and corneal astigmatism...