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First post, by GabrielKnight123

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I am going to attempt to fix a PlayStation 2 motherboard and I am hoping to buy my first digital microscope can I please get some recommendations for good ones with a screen about 9 inch or 10 inch, ive seen some have their own pad where the PCB sits on but it looks like the pad limits the size of the pcb, an option to fix this is to buy one with a movable boom arm which seems great but would introduce wobbles and shakes, I like the looks of the type in the 3rd picture below are there any like this that people can swear by that has good zoom so I can use an iron while viewing pcb's?

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Reply 2 of 13, by Ozzuneoj

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Shponglefan wrote on 2026-02-24, 12:15:

What is your budget?

Personally I use an Amscope stereo microscope. I currently don't have a camera or screen, but it does have the option to have one attached.

This.

I highly recommend some kind of non-digital binocular microscope. A few years ago I saw a youtuber making complex repairs look like a cake-walk with a digital microscope similar to those pictured in the OP. I immediately paid around $80 for a TOMLOV DM9 after many recommendations, and after having it for three years I can safely say that I have found no real uses for it. The horrible image quality combined with the lack of depth perception mean that rarely actually improves the visibility of what I'm trying to work on. The next biggest issue is that most of these things are stuck on a tiny little base so you can't actually look at anything that is more than 5" away from the edge of a PCB because it physically won't fit between the scope and the shaft that holds it.

A year and a half after that, based on recommendations from others here, I picked up a fairly basic Amscope used on ebay for ~$60 (smoking deal!) and I was almost immediately using it to replace tiny SMD components that were broken, find and straighten bent pins on chips, even find extremely small flaws in devices that caused them to not work. None of this was possible with the digital one I have. I keep the digital one around because I keep thinking there will be some use for it, but so far, nothing has come up.

It does look like the prices of Amscopes have gone up though. I don't remember mine retailing for quite this much, but this looks like what I have. Maybe I'm misremembering what they cost back in late 2024... Regardless, mine was a great price and they are apparently very durable because the seller was a dufus and shipped it not only in a cardboard box with no packaging, but with the power cord attached so that the base of the cord actually poked through the box. It works totally fine. I bought some cheap 5x eye pieces on Aliexpress since it just came with 10x and 20x. Those have also been fine. It's a tad tipsy, but I like that it is a lot more compact than other models and I can fold it up and push it back out of the way when I'm not using it.

Now for some blitting from the back buffer.

Reply 3 of 13, by maxtherabbit

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Ozzuneoj wrote on 2026-02-24, 13:13:

The next biggest issue is that most of these things are stuck on a tiny little base so you can't actually look at anything that is more than 5" away from the edge of a PCB because it physically won't fit between the scope and the shaft that holds it.

You can (and should) buy the table mounted articulating arm stand separately

https://www.amazon.com/Microscope-Articulated … c/dp/B0CPL8PR5G

Just an example, not vouching for this particular one

The problem with the optical scopes is you have to keep your face stuck into them. Much easier to work with tools when there is a screen so you can easily glance back and forth between tiny world and real life

Reply 4 of 13, by Shponglefan

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I've never found it a problem to have to look through the eyepieces when soldering using a microscope. Even though my microscope can accommodate a camera and/or screen, I've never felt the need for one. About the only thing I could see a camera being useful for would be doing photos or recordings of work under the microscope.

Of course this is also where a trinocular microscope than can use cameras/screens at least has the option if one wants one.

I'll also echo Ozzuneoj's comment about the base size on some of those digital microscopes. For anything PC related, you want something that can be used with larger circuit boards including motherboards. So having a microscope on an extendable arm is ideal.

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Reply 5 of 13, by GabrielKnight123

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I'll have to look around for a while I'm seeing many options for triocular microscopes, which I like very much compared to stereo, and one problem is some are from countries that use 120 or 100 volts so here in Australia I need 240 volts, Im looking for one in Australia because getting it posted here would probably damage it, are they fragile like crystal glass??

Shponglefan what is your microscopes magnification is it up to 45x or 90x? I might buy one from Amscope on their website in America, though the postage will be expensive or I might have good luck finding one on Facebook but I will defiantly find one with a HDMI camera to plug into a small PC monitor

Reply 6 of 13, by Fazeshift

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What is your budget? How much soldering experience do you have?

Learning to micro-solder with some soldering experience versus just starting out - the answer will vary, depending on budget.

For digital microscopes, display lag can be a big impediment. I'm not sure if you have considered a stereo optical microscope, like others have suggested. When I started getting into SMD repair and micro-soldering, I already had decades of soldering (through-hole, and some larger SMD) experience. I tried a budget digital scope, but my brain just couldn't adapt to the delay between my eyes and hands. I ended up going the stereo optical route, and picked went with an AmScope SE400-Z. I picked it up for about $175 in 2018.

I know there are some higher-end digital options that minimize delay, but are expensive. Perhaps there are some good-value options that are fast now, but I have to defer to others.

Whichever option you ultimately go with, I would recommend additional lighting that is diffused/soft, dimmable, and can be moved/reconfigured easily.

Reply 7 of 13, by vvbee

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Cheapo microscopes from China work just fine. Although maybe they're not so cheap for Americans anymore, no idea. I go handheld with mine, see what needs to be seen and then put it away and solder by eye and memory. Attempting to fix a PS2 motherboard doesn't sound like a professional need in any case, do you really want to learn magnified soldering just for this.

Reply 8 of 13, by Shponglefan

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GabrielKnight123 wrote on 2026-02-24, 15:59:

Shponglefan what is your microscopes magnification is it up to 45x or 90x? I might buy one from Amscope on their website in America, though the postage will be expensive or I might have good luck finding one on Facebook but I will defiantly find one with a HDMI camera to plug into a small PC monitor

Mine is 7x-45x. The magnification can be doubled using a 2x lens to get up to 90x. It can also be halved using a 0.5x barlow lens.

That said, higher magnification isn't needed for soldering. I rarely use it above 20-25x.

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Reply 9 of 13, by DaveDDS

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I think it really depends on how badly you need "top end", how much you are going to be using it and what your budget it. I know that good ones can run pretty high $$$

I'm don't do prefessional repair, but I have built/fixed a lot of stuff over the years (I'm that-guy everyone in the neighborhood brings stull to when it breaks).

I always had what most would consider "exceptional" vision, and I mostly used 3x or 7x over the head fine-work glasses when I needed, I also have a MetCal "Jewelers Loup" I got somewhere along the way, let me see in "really close", but not at all fun to use - looking though this tiny metal cylinder that you have to hold.

As I got older and "stuff to fix" got smaller it became more difficult. This wasn't helped at all by a severe head injury in 2019 that damaged my optic nerve.

Fortunately I must have bought a USB microscope-camera in the preceeding year. (pretty much lost all that memory during my "incident" - but I have one in my "stuff" now)

I can't find any name on the box (must have been a cheap-chinese one - does say "MADE IN CHINA"), but there is a small sticked which reads X001C7XY8N "Jiusion 40x to 1000x" (I don't think it only goes as low as 40x .. or can go as high as 1000x - the range seems just about right)

I've not used it a whole lot yet, it appears to be a fairly decent USB camera with a pretty good adjustible magnifier in front of the lens. I've not even looked at the DVD that came with it yet - I can view it like any camera, and with my 24 or 27" monitors I can get a good view of "really small stuff".

Obviously nowhere near the level of a professional rework microscope, but for this "vision impaired" guy - it seems good enough, and clearly didn't break the bank.

- Dave ; https://dunfield.themindfactory.com ; "Daves Old Computers" ; SW dev addict best known:
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Reply 10 of 13, by Shponglefan

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TL/DR: If considering a microscope stand, a boom arm offers a lot more stability than an articulating arm. The latter might be unusable depending on one's setup.

I recently modified my microscope set up by replacing the boom arm with an articulating arm. While the boom arm does offer rock solid stability, it takes up a fair bit of workbench space. It's also really heavy so it's not easy to just move out of the way.

The attachment Amscope new articulating arm.jpg is no longer available

I attached the articulating arm to the wall at the back of my workbench. I can swing it completely out of the way of my bench giving me a lot more usable work area. It allowed me to relocate equipment like my hot air station that wouldn't fit with the boom stand in the way.

The attachment Amscope new articulating arm 2.jpg is no longer available

The downside is the articulating arm is a lot more wobbly than the boom arm was. This makes it more difficult to use the microscope via the eye pieces, since any small movements translates into a shaky image. At low magnifications (7x to 10x) it's not so bad. At higher magnifications it becomes unusable.

I tried it with a 0.5x barlow lens which raises the distance between the lens and the work area. While this is good for things like soldering work, it further exacerbates the shaky image.

One solution might be to install a camera + screen and use the microscope without touching it. In theory this should work though it costs more money and further complicates this setup.

In the mean time my solution is to simple wedge something between the camera arm and the workbench. This almost completely eliminates any shakiness and results in a much more stable image. Even at maximum zoom the image is nice and stable.

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In the long run, I'm going to look at fabricating a more permanent brace. Maybe something that can be adjusted up and down.

I also ordered a 0.7x barlow lens to try. I still want more space between the bench and the microscope and a 0.7x lens seems like it might be a good solution.

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Reply 11 of 13, by SiBurning

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Why not move the circuit board Instead of the microscope? There are very inexpensive manual XY tables you can adapt with a sort of grooved vice to hold a board stable, and with a long (and relatively stable) pole arm stand you may not need to move the Z dimension. You can also do rotation with a lazy susan.

Moving up on the price scale, there are linear positioning micrometer tables. You can attach some kind of board mounting device to these. To illustrate:
https://m.media-amazon.com/images/I/61wRyQV7t … _AC_SL1500_.jpg

The last dimensions are harder. you can mount a goniometer to the rotation stage to get complete freedom of movement. However, you need to be really REALLY careful if you do that with a circuit board. Instead, you might look for a microscope with an oblique viewer. I have some Meiji stereo microscopes and an MA571 SMD inspection attachment (aka oblique viewer).

Just to illustrate oblique viewers... I didn't see any other videos that demonstrate their usefulness.
https://www.youtube.com/watch?v=nYqI4n51fRs

I should probably mention... I've partly moved away from fixed microscopes to DIY macro solutions. You can mount cetain infinity objectives (Nikon makes some nice ones) on a bellows (bought or makeshift) and focus directly on a camera video sensor. Then again, I haven't seen this done in stereo and imagine it would be quite difficult.

Reply 13 of 13, by DaveDDS

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cyclone3d wrote on Today, 02:50:

Another option is to get magnifying eyeglasses. Ebay has some that have interchangeable lenses and you can go from 10x-25x magnification.

Yes, highly recommented --- I have two pair of "over the head" magnifying visors, with 3x and 7x lenses.

But do be aware... These things pretty much fill you field of vision. At 3x it's slightly uncomfortable to look at anything othere than the work directly in front of you (but doable) - at 7x you really can't see things an arms length away... and it can become a problem moving them out of the way when you have stuff in your hards. I can only imagine how hard this would be at 10-25x!

So Just make sure to pick a good easy to flip out of the way set, and you'll probably want lower power a lot of the time.
I use the 3x lenses much more than the 7x ones, as you get older it gets harder to see even "moderatly small stuff" (and your idea of what "small" is gets bigger!)
Whenever I'm working on most anything with parts smaller than a few mm, you'll usually see me with the 3x lenses on!

- Dave ; https://dunfield.themindfactory.com ; "Daves Old Computers" ; SW dev addict best known:
ImageDisk: rd/wr ANY floppy PChardware can ; Micro-C: compiler for DOS+ManySmallCPU ; DDLINK: simple/small FileTrans(w/o netSW)via Lan/Lpt/Serial