1.Deliver a cinematic life like experience
right in your living room with a family with the BenQ TH670. Featuring high
resolution of 3D projection with 1 billion colors and a contrast ratio of
10,000:1 that help to bring out the best of the black scenes and bright images.
With the 3D projection capability, you are sure to enjoy your movies, shows,
games up to the diagonal size of up to 200” in 3D.
We can say BenQ TH670 to be energy efficient projector since it to save the energy used a prolong the
lifespan of the projector to 10,000 lamp life with the Smart Ecotechnology.
With more than 10,000 hours of lamp life used in a projector, you have a long time
before changing your bulb.
With TH670 you do not
have to be worried about connectivity with cables as you can connect your phone
to the projector wirelessly and enjoy your entertainment. It is not only the
Smartphones but also you can connect any device that is compatible with the
projector and work directly without cabling.
The USB supplies power
to wireless dongles accessories making it better for people looking for a
simple way and friendly of using the projector in any environment whether at
home or the office.
For most of the
business and home entertainment projector, the more light output is a good
thing for the best display. If you can take your time and squeeze every lumen
in your projector out will make the display on your content even better.
The
content will have more saturated contrast and color, making your images and
contents to be more clear and beautiful. With higher lumens output, the image
that your projector on the screen tend to be outstanding that why squeezing
every bit if it is very important if you can.
While there are several steps to
follow and increase the lumens output, you have to know that every projector
has a limit in which they cannot exceed. When you reach the maximum number of
light output, you have to reduce the amount of incoming light that is
competitive, making use of what your projector can use.
Here Are Steps To
Follow To Increase The Lumens In A 4k Projector
First, you have to clean your lens since
dust and dirt could block the lens and reduce the amount of light produced and
reaches the screen
You have to vacuum your projector exhaust
part, and if your projector has a removal air cleaner, you have to remove it
clean before returning it on its original place. The reason why you Have to
clean the air intake and air passage are to ensure that the airflow is good to
stay cool and produce good lighting.
Many of the projectors come with different
modes the eco mode, quiet mode, and even the long life mode. These modes can
extend the life of the projector and save electricity while on them. When I the
eco mode or quiet mode, the projector tend to use less light and does not
produce noise, making it for saving your energy. Still, it is possible to place
the mode to full energy use and make it brighter than when in any other mode
and increase the brightness according to your need. You can press a button on
your projector to reduce and increase the brightness or use the menu control to
do so.
You can as well replace your bulb that is
almost reaching its end and enjoy brighter images and contents. For you buy a
new bulb, it must have been used for so many years, and naturally, the light
has dimmed a bit.
Apart from using these
procedures to try and increase the lumens on your projector, you can as well
make use of your projector’s light output and make it see brighter in the room.
This can be done in different ways like.
Cover the windows in
the room as the direct sunlight is powerful than ordinary lighting in a room.
This could help make your projected content look brighter and clear. You can as
well dim the light in the room; use a white colored projector screen to reflect
all the light that strikes it. If that is not enough, you can as well use ascreen with more gain to increase the light output.
There
are so many things that you have to consider when buying a projector for your
home entertainment, classroom or even the office. First, you have to know what
you want in a projector of the technology that you would prefer to use.
There
are two types of projectors the digital light processing and the liquid
crystal display. With this two type of technology used in designing of
projectors, you will have to decide the one you want to use in your projector when buying . Here we are going to discuss the different factors that you may
have to consider when buying a projector. Let’s get started on it.
The Use Of The Projector
When
we talk of the use of the projector, we mean the purpose for the purchase of
the projector in the first place. If you are getting a projector for home
entertainment, you have to consider if it works well when on top of the table,
mounted on the ceiling or placed on a wall. This way you will know which
projector to choose. Another thing you should know about the home entertainment
is whether the projector will be able to work well with gaming, movies and
other great home entertainment. If the projector is for office, you will have
to consider its graphics capability and also the brightness it comes with as it
will determine if you will work in ambient light or not.
Portability
Another
important factor you may have to consider is the portability of the projector
from one area to another quickly. When you are going to use your projector for
the classroom or the office, you have to consider looking for a projector that
will be easy to carry around and control. You do not want to be in a situation
where you got a presentation, and you have to carry your projector in a big bag
and struggle to move with it especially when you are commuting.
Lamps, LEDs, and Lasers
Apart
from the LCD and DLP technology used in video projection, is good to know if
the projector uses LED, Lamp or laser as each of the light source have their
disadvantages and advantages. When choosing a projector with the lamp, you have
to know its lamp life period and whether you are going to spend a lot to buy a
replacement bulb.
Brightness
Brightness
is very important when buying a projector as it will determine the way the
image will be displayed. When projecting an image on the projector and the
light output is low, the image will not be bright. In order to know the output
is enough to check the ANSI lumens ratings. Typically a 1000 ANSI lumens
projector will deliver images 5that are bright.
Color display
Also,
check on the color depth ad the tone displayed from the projector. Check on how
the colors of the images look in the room with ambient light and how it does in
a dark room. Since many people have a different opinion on colors according to
their choices which differ greatly, it’s good to look carefully and choose
soothing that is great. Therefore is good to check on the stability of the
projector from input to input and get an idea of each projector video settings
before making your decision.
The
classroom projectors have come at a moment that is required to make it easier
for the students to learn easily and interact appropriately with technology.
Though the projectors are great for classrooms, there are some of the
challenges that the teachers face in the classroom with the projectors that we
are going to look at here and see some of the solutions to those problems. Here
are some of the challenges that the classroom projectors have.
Resolution
For
classroom projectors resolution is very important as the class or lecture hall
need to be spacious enough, and therefore the resolution of the projector needs
to be tremendous and explicit to support the large crowd in the room. Sometimes
the resolutions of the projectors are not suitable to give the best graphics to
the students and therefore making it hard for them to see and are distracted as
they cannot view the slides properly. That’s why it’s good to look for a
projector that is specific for classrooms and has excellent resolution also
works well in a large room.
Bulb replacement
Another
challenge that the classroom projectors come with is the cost of the bulb
replacement. This is a challenge as you find the projector to have a short lamp
life as the projector is used most of the time.When the projector elapses its lamp life, you have to get a replacement
bulb to continue using, and therefore you find it to be expensive especially
the overhead projectors. An example of the cost of an overhead projector is
around $300.
Portability
When
you are working with projectors for the classroom, you have to get a projector
that is portable and lightweight to enable you to walk with it from one point
to another. Since most of the projectors used for classroom purposes are heavy
and bulky, it is not easy to work with them since they are hard to carry around
while in movement and disconnection and connection each time you want to use in
the classroom. A good example again of a classroom projector is an overhead
projector
Sound
Sometimes
the projector used in s classroom does not produce enough sound for everyone in
the room and therefore requires one to get an external sound system to make it
possible to hear effectively. We can say that this is a big challenge to most teachers
and lecturers as they have to meet and the extra cost of getting an external
sound system to enable the students to learn effectively especially when the
content entails videos and audio for study.
Power supply
This
may not be a challenge for some people, but it is a great challenge as for a
projector to work well in a room there has to be a power socket in the room to
be so. Since some of the studies may be done outdoors, the projector needs to
have a power supply at the outdoor connectivity.
Brightness
Another
challenge is the brightness of the projector. This is very important as the
brightness is very important for the displaying of the images and slide into
the classroom as without proper brightness the images may seem faded and do not
show properly.
No.
When it comes to projectors, the only effect you will have is due to light. In
terms of light, we are talking about the visual impact on the case you absurdly
use the projector. Is not harmful at any point to use the projector but it can
cause eye effect when straining your eye and also an incorrect posture.
TV
sets have x-radiation emissions that are well controlled and do not have a
health effect on the users including the computer monitors as well. The
standard of the latest technology sees to it that every electronic device are
safe for use by regulating the power supply and safety circuits.
They make sure
to eliminate the risk of x-radiation by following the FDA standards. So far so
good as the FDA standard regulator has not found any TV that violates the
standard set to regulate. Though some of the televisions have radiation
emissions, the researchers have not yet found any health effect of the
radiation as a result of exposure to them while using. TVs like the Liquid
Crystal Displays are not able to produce x radiation making it one of the
safest products in the market and also it does not pose a danger to the users
and the public. Therefore, it's recommended that the radiation emitted from the
projectors and tv sets be controlled and be as low as possible.
The
projectors emit visible light that makes the colors of the images to be viewed
well and accurate. This does not affect the health of anybody as they produce
the blue, red and green colors and many others.
Since
we have seen that the projector does not pose a danger to the health of the
use, we can also say that the threat that the x-rays may cause would depend on
the wavelength and the frequency of the rays. When the ray’s frequency is high
and the wavelength short, it is, therefore, dangerous to the user. This will
only be true when it penetrates to the living human tissue. Consequently, we
need to work with projectors and TVs for a short period in reducing the period
of exposure to radiations that could affect you are at some point. It’s hard to
know which projector is emitting which rays and how harmful it is to the human
exposure.