دانشنامه ال جی اولد C3 مدل 77 اینچ

خروجی نور، که اغلب با پارامترهای کمی‌سازی می‌شود، به میزان کل تابش الکترومغناطیسی در محدوده طیفی مرئی که توسط یک منبع نور در واحد زمان منتشر می‌شود، اطلاق می‌گردد. این کمیت فیزیکی، که معیاری اساسی در سنجش کارایی و شدت منابع نور مصنوعی و طبیعی است، مستقیماً با درک بصری انسان از روشنایی و شدت نور مرتبط است. اندازه‌گیری دقیق خروجی نور نیازمند استفاده از دستگاه‌های فوتومتریک تخصصی است که توانایی ثبت شار نوری (Luminous Flux) را دارند. شار نوری، که واحد آن لومن (lm) است، بیانگر مجموع کل نوری است که از...

Işık karakteristikleri, bir ışık kaynağının yaydığı elektromanyetik radyasyonun nicel ve nitel özelliklerini tanımlayan bir dizi parametreyi kapsar. Bu özellikler, ışığın görsel algımızı, renk doğruluğunu, enerji verimliliğini ve çeşitli teknolojik uygulamalardaki performansını doğrudan etkiler. Temel karakteristikler arasında ışık şiddeti (lümen veya kandela cinsinden), renk sıcaklığı (Kelvin cinsinden), renk işleme indeksi (CRI), spektral güç dağılımı (SPD), ışık akısı, ışık verimliliği (lümen...

HDMI CEC (Consumer Electronics Control) Technology Support denotes the implementation and interoperability capabilities of devices to utilize the CEC protocol over an HDMI (High-Definition Multimedia Interface) connection. This protocol facilitates direct command and control communication between interconnected audio-video (AV) devices, enabling them to mutually manage functionalities such as power state, input switching, and playback control without requiring multiple remote controls. The suppo...

Maximum image resolution defines the upper limit of detail that a digital imaging system can capture, represent, or display. This parameter is fundamentally determined by the number of discrete picture elements (pixels) arranged in a two-dimensional array. For capture devices such as digital cameras or scanners, this refers to the sensor's pixel count and its physical dimensions, dictating the highest spatial frequency that can be resolved without aliasing. In display technologies like monitors...

Secondary display details encompass the comprehensive technical specifications and operational parameters governing the configuration, output, and interaction of auxiliary visual interfaces within a computing system or electronic device. These details are critical for understanding how a secondary display, often distinct from the primary visual output, integrates with the host system's graphics pipeline, processing capabilities, and communication protocols. Key aspects include resolution, refres...

Display contrast adjustment is a critical image processing technique that manipulates the luminance differential between the darkest and lightest areas of a displayed image. This process is fundamental to achieving optimal visual fidelity, rendering images with clear detail across the entire tonal range from deep shadows to bright highlights. The adjustment can be performed dynamically or statically, targeting specific image regions or the entire frame, and involves altering the transfer functio...