We see the same tendencies toward longer runtimes in weapon and more lumens -mounted lights as in handhelds. In well engineered lights, LEDs are very resistant to the rigors of this demanding environment. Get more information here about LED lights.
Why the requirement for new light sources? Conventional home entertainment projector lamps then expire and run hot. They frequently need noisy fans to keep them from melting the projector's innards, and they last just a few thousand hours. If you use your projector a lot, you might wind up spending $300—$400 every number of years for lamps that are new.
On the bright side, recent advancements in lighting technology mainstream have taken flashlights growing tendencies seriously and upward a higher notch! Ideally, Compact LEDs have led to substantially smaller torches that relay light, while utilizing a fraction of the energy of which their old-fashioned, common counterparts use. Although before you flit to your Home Depot to buy almost any old LED torch, first you need to be aware of the newest tactical torch dubbed the TL900, which uses the most advanced military technology and is available to the public. Read the TL900 Review and know more about the product.
Sony's Ultra Short Throw projector (shown above) is completely prepared for 4K using a native resolution of 4096p x 2160p. However, what makes it interesting is the fact that it could be set only inches from the display to create a sizeable 147-inch picture. The Sony Ultra Short Throw projector could be mounted on the ceiling or the floor. It is not the first short-throw laser projector (LG established a 1080p version in 2014 called the Laser TV, which sent using a display) but it is the first 4K one we've seen. At $50,000 (without the screen) we likely will not see lots of these for home use.
I wouldn't advocate going for Plasma TVs. They have been electricity guzzlers, A 50 inch plasma TV would consume about 400 watts as compared to 100 watts of LED TV. And at the top of it plasma screen is technology that is old, most manufacturers are replacing it . Also plasma screens do not suffer from motion blur like LCDs do, so they do not desire higher refresh rates. So 600 Hz refresh rate for plasma screen is not meaningful. You also can always convert a regular TV into SMART TV using google chromecast or equivalent.