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  2. macOS version history - Wikipedia

    en.wikipedia.org/wiki/MacOS_version_history

    The history of macOS, Apple 's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project to replace its "classic" Mac OS. That system, up to and including its final release Mac OS 9, was a direct descendant of the operating system Apple had used in its Mac computers since their introduction in 1984. However, the current macOS is ...

  3. Prism correction - Wikipedia

    en.wikipedia.org/wiki/Prism_correction

    Prism correction is measured in prism dioptres. A prescription that specifies prism correction will also specify the "base". The base is the thickest part of the lens and is opposite from the apex. Light will be bent towards the base and the image will be shifted towards the apex. In an eyeglass prescription, the base is typically specified as up, down, in, or out, but left and right are also ...

  4. Maddox rod - Wikipedia

    en.wikipedia.org/wiki/Maddox_rod

    The Maddox rod test can be used to subjectively detect and measure a latent, manifest, horizontal or vertical strabismus for near and distance. The test is based on the principle of diplopic projection. [1] Dissociation of the deviation is brought about by presenting a red line image to one eye and a white light to the other, while prisms are used to superimpose these and effectively measure ...

  5. Preview (macOS) - Wikipedia

    en.wikipedia.org/wiki/Preview_(macOS)

    Preview offers basic image correction tools using Core Image processing technology implemented in macOS, and other features like shape extraction, color extraction, cropping, and rotation tools. When annotating images, Preview uses vector shapes and text until the image is rasterized to JPEG, PNG or another bitmap format. PDF and image documents can also be supplied with keywords, and are then ...

  6. macOS - Wikipedia

    en.wikipedia.org/wiki/MacOS

    macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and laptop computers, it is the second most widely used desktop OS, after Microsoft Windows and ahead of all Linux distributions, including ChromeOS .

  7. Horror fusionis - Wikipedia

    en.wikipedia.org/wiki/Horror_fusionis

    In ophthalmology, horror fusionis is a condition in which the eyes have an unsteady deviation, with the extraocular muscles performing spasm-like movements that continuously shift the eyes away from the position in which they would be directed to the same point in space, giving rise to diplopia. Even when the double vision images are made to nearly overlap using optical means such as prisms ...

  8. Mac operating systems - Wikipedia

    en.wikipedia.org/wiki/Mac_operating_systems

    The current Mac operating system is macOS, originally named "Mac OS X" until 2012 and then "OS X" until 2016. [3] It was developed between 1997 and 2001 after Apple's purchase of NeXT. It brought an entirely new architecture based on NeXTSTEP, a Unix system, that eliminated many of the technical challenges that the classic Mac OS faced, such as problems with memory management. The current ...

  9. Category:Classic Mac OS programming tools - Wikipedia

    en.wikipedia.org/wiki/Category:Classic_Mac_OS...

    Programming tools for Classic Mac OS. For programming tools for macOS, see Category:macOS programming tools

  10. Apple SOS - Wikipedia

    en.wikipedia.org/wiki/Apple_SOS

    SOS is a single-tasking single-user operating system. It makes the resources of the Apple III available in the form of a menu -driven utility program as well as a programming application programming interface (API). A single program is loaded at boot time, called the interpreter. Once loaded, the interpreter can then use the SOS API to make requests of the system. The SOS API is divided into ...

  11. Category:macOS software - Wikipedia

    en.wikipedia.org/wiki/Category:MacOS_software

    macOS Server software. Emulators. Software that also runs on other platforms, including the classic Mac OS. Intel, PowerPC, and Universal Binaries. Does not include: Software for other Apple computers like the Apple II. Software that only runs in emulation, virtualization or the Classic Environment. Wikimedia Commons has media related to MacOS ...