Olympus BX Microscope Stage with Install Tips
Read the Edited Video Transcript for ‘Olympus BX Microscope Stage with Install Tips’
Hey, this is Chad with Munday Scientific. Today, we’re going to talk about the different stage options available for Olympus BX-series microscopes, including how to remove and replace a stage and how to avoid one of the most common installation problems.
One of the great features of the Olympus BX series is that the stage can be removed and replaced relatively easily. This allows you to configure the microscope to suit your particular application and working preferences.
Olympus BX Stage Options
There are several stage configurations available for Olympus BX microscopes.
Right-Hand Mechanical Stage
This configuration has the mechanical stage controls positioned on the right side of the microscope. It allows you to move the slide precisely using the coaxial stage controls.
Left-Hand Mechanical Stage
The left-hand version operates the same way, but the stage controls are positioned on the opposite side.
This can be a more comfortable option depending on your preferred working position.
Fixed Stage
A fixed stage is another popular option, particularly among pathologists who prefer to move their slides manually.
Instead of using mechanical stage controls and a slide holder, the operator simply pushes the slide across the stage with their fingers.
Fixed stages are also considerably less expensive than mechanical stages.
At the time of this video, a fixed stage typically costs approximately $350–$400, while a mechanical stage can cost around $700 or more, plus the slide holder.
Removing the Olympus BX Stage
Let’s demonstrate how easy it is to remove the stage.
First, lower the microscope stage completely using the coarse focus adjustment.
This creates additional clearance between the stage and the objectives.
Next, locate the retaining screw that secures the stage to the microscope.
On this particular stage, there’s a convenient thumbscrew that can be loosened by hand.
Once the screw is loose, carefully lift the stage away from its mounting position.
Be sure to avoid contact with the objectives or the condenser’s top element.
If your microscope has a swing-out condenser, you can move the top element out of the way for additional clearance.
You can also lower the condenser if necessary.
The important thing is to remove the stage slowly and carefully so you don’t damage any of the optical components.
Different Stage Retaining Screws
There are two common retaining screw configurations you’ll encounter on these stages.
Some use a thumbscrew, like the stage we just removed.
Others use a 3 mm Allen-head retaining screw.
Both styles perform the same function, securing the stage to its mounting bracket.
The installation procedure is essentially identical regardless of which screw type your stage uses.
Installing the Replacement Stage
Now let’s install another stage.
One of the most important tips I can give you is to back the retaining screw out completely before positioning the stage.
This helps ensure that the stage can sit properly and evenly on its mounting surface.
Carefully lower the stage into position, making sure it is fully seated and sitting flush.
Once you’re confident that the stage is positioned correctly, tighten the retaining screw to lock it in place.
It sounds simple, but this is where one of the most common problems occurs.
Why Proper Stage Alignment Is Important
Sometimes a stage can appear to be installed correctly even though it isn’t fully seated.
If the retaining screw hasn’t been backed out far enough, the stage may catch on the mounting bracket and sit slightly crooked.
You can tighten the screw, and the stage may feel completely secure, but it will still be misaligned.
This can create noticeable focusing problems, particularly at higher magnifications.
For example, when using a 20X, 40X, 50X, 60X, or 100X objective, you may notice that one side of the specimen is in focus while the other side is out of focus.
One possible cause is that the stage was installed unevenly.
Before assuming there’s a problem with your objectives or microscope optics, check that the stage is properly seated.
How to Make Sure the Stage Is Seated Correctly
Let’s look at what happens when the stage isn’t positioned correctly.
If you place the stage onto the mounting bracket without fully backing out the retaining screw, it may stop before reaching its proper position.
You might think the stage is seated, but it can actually be resting slightly above or at an angle to the mounting surface.
If you tighten the screw in that position, the stage will lock down crooked.
To avoid this, loosen the retaining screw completely, reposition the stage, and make sure it drops fully into place.
Only then should you tighten the screw.
Using a Microscope Slide to Square the Stage
Here’s another trick I like to use when installing an Olympus BX stage.
Take an old microscope slide and place it on the stage.
With the stage retaining screw slightly loose, position the slide so you can use it as a straightedge against the microscope’s reference surface.
Gently push the stage into alignment using the slide as a guide.
Once the stage is properly squared, tighten the retaining screw.
This is a simple way to help ensure that the stage is positioned evenly and isn’t sitting at an angle.
Removing the Slide Holder for Manual Operation
If you already have a mechanical stage but prefer to move your slides manually, you may not need to purchase a completely different stage.
On many Olympus BX mechanical stages, the slide holder can be removed.
Simply locate the knurled screws that secure the slide holder to the stage.
Loosen those screws and slide the holder off.
With the slide holder removed, you can move the specimen slide directly with your fingers.
This is a convenient option for pathologists who prefer manual slide movement but don’t want to invest in a separate fixed stage.
Choosing the Right Stage for Your Application
The best stage configuration really comes down to how you prefer to use your microscope.
If you want precise, controlled slide movement, a mechanical stage with either right-hand or left-hand controls is an excellent choice.
If you’re a pathologist who prefers to move slides by hand, a fixed stage may be more comfortable and economical.
And if you already have a mechanical stage, removing the slide holder may give you the manual operation you’re looking for without replacing the entire assembly.
That’s one of the advantages of the Olympus BX series. These microscopes offer a lot of flexibility and are easy to configure for different users.
Final Thoughts
Changing the stage on an Olympus BX microscope is a straightforward procedure, but proper installation is extremely important.
Always lower the stage before removing it, provide adequate clearance around the objectives and condenser, and make sure the retaining screw is fully backed out before installing the replacement.
Most importantly, verify that the stage is sitting completely flush before tightening it down.
A stage that is slightly crooked can cause frustrating focusing problems, especially at higher magnifications.
Taking a little extra time during installation can save you a lot of troubleshooting later.
Contact Munday Scientific
If you have questions about Olympus BX microscope stages or need help choosing a replacement, feel free to contact Munday Scientific.
We carry right-hand mechanical stages, left-hand mechanical stages, fixed stages, slide holders, and other Olympus microscope components.
Phone: 919-775-1517
Online Store: MicroscopeMarketplace.com
Subscribe to Videos: Youtube Channel
Thanks for watching!