How to Put Projector Lens Back Together

Are you having trouble assembling your projector lens? Or are you thinking about disassembling the entire projector unit and performing a thorough cleaning? No worries, I am here to help and make the process as easy as possible.

Either way, putting a projector lens back together would be the same. That’s why I decided to write a complete step-by-step guide on the process, and in the two following sections, you will learn how to put projector lens back together with little effort. Thus, let’s get started and discover!

How to Put Projector Lens Back Together

Putting a projector lens back together and into the projector body can be challenging, especially if you don’t know how to approach it, but don’t worry. You will need several tools and a little bit of patience, and you are ready to do it.

The process is different depending on the projector model, and it may also involve cleaning the lens parts, which is not so difficult if you know the steps.

To make sure you do the job right and avoid breaking parts of the lens, I have assembled a detailed step-by-step guide for you to follow. I will explain all the steps so you can understand and apply them easily. So, let’s take a look!

Read more: How to Clean Projector Screen

Required tools and materials

Before you start the assembly process, you need to make sure that you have the following tools and materials:

• A pair of clean latex gloves (to avoid leaving fingerprint marks);
• Protective goggles;
• A set of small Philips, Flathead, and Torx screwdrivers;
• Small tweezers;
• Regular and needle-nose pliers;
• A can of compressed air (optional);
• Clean microfiber cloth (optional);
• A small brush for removing dust (optional);
• An alcohol-based cleaning spray (optional);

A step-by-step guide to assembling all the parts

In order to assemble the lens barrel parts and place them inside the projector body successfully, you should follow these easy steps:

1. Since most projectors have three to four lenses placed in the same order, take the smaller flat-convex lens and put it at the end of the barrel.
2. The second and third lenses will often be identical convex, and you should place them right after the first. Note that there may only be one exact convex lens, depending on the model.
3. The last lens should be the largest of the four, and this lens is the one that first comes in contact with the light source.
4. After placing all the lenses in their correct position, proceed to enclose them in the barrel housing with the screws, putting them all in their proper places according to length.
5. Take care not to use force to seal the lenses inside the barrel. Everything needs to fit easily and without effort; otherwise, there is a chance that you will break them.
6. The last step is to put the barrel inside the projector body, connect it to the circuit board if necessary, and screw everything together tightly. Nonetheless, be careful; you need to have steady hands.
7. Lastly, plug the projector into the power source and turn it on to see if it works as it should.

Clean all the parts (optional step)

You can also clean the projector’s lenses before assembling them, especially if you notice they are dirty. This is also an easy process if you follow the steps below.

Before you start cleaning the lens parts, note that they are delicate and that you need to handle them with care. The most common and straightforward way to clean the projector lens is by following these steps:

1. Before handling any parts, make sure to use clean latex gloves.
2. Start by cleaning the lenses, wiping each with a small brush to remove large dust particles and dirt.
3. Once you are done with the brush, spray the lenses with an alcohol-based cleaning solution and let them soak for a couple of minutes to loosen any hardened dirt.
4. Using a soft and dry microfiber cloth, carefully wipe the lenses slowly and in a circular motion.
5. When you are done with the lenses, use a compressed air can (if available) to blow any dust from the lens barrel, as the barrel is prone to accumulate dust over time.
6. You can also use this opportunity to clean and dust off the inside of the entire projector unit since it is already disassembled.

Safety Tips

Now that I’ve given you a general guide on how to put projector lens back together and clean the parts if necessary, there are a few safety tips I would like to share with you:

• First of all, always handle delicate equipment with caution. Never rush the assembly process, hoping to finish as quickly as possible. This will result in you breaking some of the components and doing irreparable damage.
• Second, always wear protective goggles and gloves to avoid any potential accidents. For example, wearing safety goggles prevents dust from entering your eyes when you clean and blow the parts using a compressed air can.
• Third, perform regular and proper maintenance of your projector and projector lenses to keep them working as intended and prolong their lifespan.

Also read: How to Remove Scratches From Projector Lens

Conclusion

Well, we have come to the very end of this short article. Therefore, you now have the required understanding and know how to put projector lens back together by yourself with minimum effort.

I am sure that the process seemed daunting at the beginning. However, you should feel confident to do it by yourself without a doubt. 

The crucial thing to remember is to handle all the parts with caution, to avoid damaging anything in the process. Also, you can save this article for later in the future if you forget all the steps to do it.

Good luck, and be patient while doing the assembly or cleaning process of the projector lenses!