How to Clean a Projector Lens from outside?

It is very important to clean a projector lens. It improves the quality of the projection and makes it free from fingerprints, dust and other particles. The maintenance of a projector lens is very essential if we want a long life span. A broken projector lens would be a huge loss to our business or home theatre.

Maintaining a projector is not as hard as it seems. While it is true that these devices are made to be durable, it is still a good idea to perform routine maintenance.

Simply keeping the projector in its box or mounting it on a wall is not enough to guarantee its longevity. Regular cleaning of the projector’s lens is also necessary.

From time to time, you’ll need to clean your projector’s lens. And no, we’re not talking about using a piece of wet tissue and wiping it across your lens. You could damage the surface that way!

We’re talking about the right way to clean the outside of your projector’s lens. After all, you should be worried about the projector screen be dirty.

But no worries, this article will give you a complete and comprehensive introduction about How to Clean a Projector Lens from outside? with step-by-step guide.

Keep in mind during Clean a Projector Lens from outside

How to Clean a Projector Lens from outside 1

who knows how to clean a projector lens from outside? Who has the time to learn how to clean a projector lens from outside? Luckily for you, we have some tips for you to learn how to clean a projector lens from outside. Check it out!

  1. First, you need to Shut Down the projector

When you have turned off the projector, you can now proceed with cleaning them. There are two ways of cleaning the projector lenses. The first way is by cleaning them from outside.

You can use a cleaning solution that has alcohol content. The other way is by removing the lens and inserting it back into the projector.

  1. Next, Unplug the power cord

A simple yet important tip to keep in mind when cleaning your projector lens from outside is to unplug the power cord. This is because, any source of power can cause damage to your projector. So, it’s better to be safe than sorry.

If the projector is off, you can still pull the plug and unplug it from the socket. However, if the projector is on, you should switch it off before unplugging the power cord.

  1. Remove the projector from its case

Removing a projector from its case can be a bit tricky. There are two different ways to do it. The first one is to unplug the projector, take it out of the case and place it on a flat surface.

Then you’d need to flip the projector upside down to remove the screws and remove the cover. The second method is to remove the cover and the screws while the projector is still in the case.

  1. Next, check for obstructions like pet hair, dust or spider webs

Now that everything is set up, you should look at the projector from a distance of about 10 to 20 feet. Look for any obstructions, such as pet hair, dust or spider webs.

Once you have eliminated these obstacles, you can begin cleaning the outside of the projector lens.

  1. Mist the lens with a glass cleaner

This method is the most effective. You’ll need to clean the projector lens from the outside, but it’s the safest method to keep your projector in the best condition. The main thing you’ll need to do is to mist the lens with water and then wipe it off with a microfiber cloth.

Always remember to use a glass cleaner designed for your projector. If you don’t have any, you can use just about any glass cleaner – just read the label to make sure it’s safe for your projector.

  1. Last, clean the case and wash your hands

The reason why you should clean your hands before you start cleaning the projector lens is that, your hands will cause oil on the projector lens.

You should not use any sharp thing like a pen or key to clean the projector lens from outside. You can use a soft cotton cloth to clean the projector lens from outside.

Related post for you : Smudge On Projector Lens: How To Clean It?

Related post for you: How To Clean A Projector Filter – When Should I Replace Projector’s Filter?

Related post for you: How To Clean Projector Headlight Lens To Keep Your Projector And Vision Clear

Related post for you : 5 Best lens Cleaners for Projectors | How to Clean a Projector Lens Properly

How to clean the projector from outside? Easy steps

A projector is very sensitive equipment. Any little bit of dust in it may cause damage to the device. So you need to clean it every once in a while with a solution which will not damage the device.

The lens of the projector is on the outside, so you can see it, but the thing which is inside, is the lamp, which are very sensitive. So, you need to clean it very carefully.See Video here 


Before anything else, you’ll need to gather all the materials you’ll need to clean within arm’s reach. This way, you won’t have to search for anything while you’re in the middle of cleaning.

If you were using your projector that day, make sure it has cooled down before starting the cleaning process. Also, make sure your projector is unplugged from the socket.

Brush It Off

Before you start cleaning your projector’s lens, it’s important to brush off any dust that’s accumulated on and around it. Dust particles can scratch the lens and cause long-term damage, so it’s best to remove them before proceeding.

There are a few ways to do this: you can use a lens brush, a microfiber cloth, or a mini vacuum. Just be careful not to damage the lens while you’re vacuuming.

Get to wiping!

It’s easy to clean your projector’s lens from the outside – just use one of your microfiber cloths dampened with lens cleaner or a mild soap mixed with water.

Use circular motions starting from the centre and working your way out to the edges. However, there are a few things you should avoid doing:

-Don’t soak your microfiber cloth

-Don’t use too much pressure when wiping the lens

FAQ’s about How to clean a projector from outside?

What are the reasons behind projector screen cleaning?

Projector screens, like televisions and computer monitors, are prone to dust, dirt, grease and grime build up, and these things can affect their quality and performance.

Over time, dust and grime build up can affect a projector screen by reducing the quality of the image projected on it. Sometimes, dust, dirt, grease and grime build up can even cause the screen to lose its surface tension, which can lead to the screen cracking. And because of the proximity to the screen, projector screen cleaning is a must.

What are the important parts of the projector and why you should keep it clean?

There are two parts in the projector which should be cleaned.

Firstly, the lens.

How to Clean a Projector Lens from outside

The lens is formed by glass and the glass should be checked for any dust or any marks. If the glass has any marks, clean the lens with the lens cleaning system and use the same for about 10 times.

 Secondly, the filters.

How to Clean a Projector Lens from outside

Filters are located at the front side of the bulb and are made of a material called as red glass. You can use the same lens cleaning kit to clean the filters.

The filters and the lens should be cleaned every 3 or 4 months. If you clean the filters and the lens regularly, then it will reduce the chances of the projector getting damaged.

Also for you : Projector Troubleshooting: 12 Common Projector Problems and Solutions

Also for you : How Does an Overhead Projector Work

Also for you : DLP VS Laser Projector

Also for you : Do Laser Projectors Dim Over Time

Final Thinking

A projector lens is always exposed to dust and dirt. There are many dust particles that come from the surroundings and also from inside the room. These particles act as magnets for dirt and grease particles.

The grease particles get attached to the dust particles. If regular cleaning is not done, the dirt and grease particles can cause the projector lens to get foggy.

This will result in poor images. To clean the projector lens, the projector must be turned off and the power cord must be disconnected.

The lens should be disconnected from the lens controls. The air filters must be taken out. The lens should be cleaned with a vacuum cleaner. This can be done by pointing the nozzle of the vacuum cleaner towards the lens and moving it around the lens.

The vacuum cleaner should be moved in a circular motion. The nozzle should be moved in a circular motion and the vacuum cleaner should be moved up and down.

We hope this blog post has been helpful in answering your questions about projector lens cleaning. If you have any other questions about projector lens cleaning, please contact us anytime with comment below__.

Thank you for reading and we hope you find this information useful!

Spread the love