What Is LCD & LED Display ? Advantage & Disadvantage Of LCD & LED Display – Explained In Hindi

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दोस्तों LCD और LED के बारे में तो आप सभी ने सुना ही होगा. तो आज हम जानेगे की LCD और LED डिस्प्ले होती क्या हे और LCD और LED डिस्प्ले काम कैसे करती हे. तो सबसे पहले हम जानते हे की LCD  डिस्प्ले होती क्या हे और LCD डिस्प्ले कैसे काम करती हे.

 

 

  • What Is LCD Display

LCD का पूरा नाम हे ” Liquid Crystal Display ” हे. LCD को सबसे पहले 1888 खोजा गया था. तब से लेके आज तक इसका इस्तमाल बढता ही जा रहा हे. ये एक फ्लैट पेनल डिस्प्ले टेक्नोलॉजी हे. अक्सर LCD T.V, Monitors, Smartphone, Leptop, Tablets में इस्तमाल होती हे. LCD Monitors पुराने ज़माने के मोनिटर स्क्रीन से दिखने में अलग होते हे और काम भी बहुत अच्छी तरीके से करते हे. 

 

CTR TV

LCD डिस्प्ले में ग्लास की दो लेयर होती हे. दोनों लेयर एक दुसरे से Polarize करते हुए एक दुसरे से जुडी हुई होती हे. LCD में Crystal कोई लाइट Produce नहीं करता हे क्योंकी लाइट तो स्क्रीन पर लेम्प्स से आती हे. LCD अनेक पिक्सेल्स से बनी हुई होती हे और ये पिक्सेल्स इमेज को डिस्प्ले करते हे. LCD बहुत ही कम पॉवर Consume करती हे. LCD बहुत हलके और पतले होते हे.

LCD TV

  • Advantage of LCD

 

  1. LCD डिस्प्ले 13 से 57 इंच तक बनाये जाते हे.
  2. LCD डिस्प्ले बिजली कम खपत ( Consume ) करता हे.
  3. LCD डिस्प्ले पुराने ज़माने के मोनिटर ( CRT Display ) से पतला होता हे.
  4. LCD डिस्प्ले के इमेज बहुत ही स्पस्ट होते हे.
  5. LCD डिस्प्ले बहुत ही समतल ( Flat ) होते हे.

  • Disadvantage of LCD
 
  1. LCD डिस्प्ले में Aspect Ratio और Resolution ( स्थिरता ) निश्चित होता हे.
  2. LCD डिस्प्ले में सिमित ( Limited ) Viewing Angle होता हे.
  3. LCD का मूल्य ( Price ) CRT मोनिटर की तुलनामे बहुत ज्यादा होता हे.
  4. LCD डिस्प्ले में इमेज का Response समय बहुत ही स्लो होता हे.

  • What Is LED Display
 

 

LED का पूरा नाम ” Light Emitting Diode ” हे. LED को LCD का नया वर्शन माना जाता हे. LED में P टाइप और N टाइप ऐसे 2 सेमी कंडक्टर होते हे. LED से जो आउटपुट निकलता हे उसकी रेंज लाल , हरी और नीली होती हे. LED को IRED (Infrared Emitting Diode) भी कहा जाता हे. 

LED T.V 

 

  • Advantage of LED
 

  1. LED डिस्प्ले भी LCD डिस्प्ले की तरह बिजली की कम खपत करता हे.
  2. LED T.V एक बार लेने के बाद वो कई साल तक चल सकता हे.
  3. LED डिस्प्ले LCD डिस्प्ले की तुलना में पतला होता हे.
  4. LED डिस्प्ले विश्वसनीय होते हे.
  5. LED डिस्प्ले 90 इंच तक के मिल जाता हे.
 

  • Disadvantage of LED
 

  1. LED डिस्प्ले अभी की मार्किट में थोडा ज्यादा महेंगे होते हे.
  2. LED T.V को दीवाल पर लगाना थोडा मुश्किल होता हे क्योंकी LED डिस्प्ले की गहराही थोड़ी ज्यादा होती हे.
  3. प्लाज्मा T.V की तुलना में LED T.V की Contrast Ratio सही नहीं हे.
 
 
 
 
 

दोस्तों मुझे उम्मीद हे की आप को हमारा ये ब्लॉग पढ़के कुछ नया जानने को मिला होगा. अगर आप को ब्लॉग पसंद आया हो तो इस ब्लॉग को अपने दोस्त और फॅमिली मेम्बर के साथ शेयर जरुर करना. हमारी वेबसाइट पर विजिट करने के लिये आप का बहुत – बहुत धन्यवाद !!!

 

 


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