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In this Metrology Coffee Break we look at the OGP SmartScope Flash 302 Multisensor Measurement System. We will specifically be exploring the SmartScopes measuring capability with Laser Scanning, Video Measuring, and traditional probing.
In this exercise, we are going to use the zone three demo block to, first of all, perform an alignment to the datum specified, and the GD&T drawing shown. As you can see, the top surface is the datum A. And so, we're going to measure that first as a plane. So, you can see over here I'm using the focus tool and I'm going to pick seven points using the path generation to generate seven focus points on the top surface, which is my datum A on the part. So, it's going to measure seven focus points as you can see here. I'm going to label that datum A, and then I'm going to go ahead and measure the datum B and C.
In this case, the datum B will be picked as a line. And so, you can see that was picked on the CAD model. And now we're going to adjust the lighting to make it into the back light, which is more appropriate for the measurement of this edge. And we're going to, again, use the path generator in order to generate segments of the Feature Finder, which will be used, as you can see, to measure the edge. So, it has generated three segments. We perform the measurement, and we have labeled that datum B. We can do the same thing for our datum C, which is the line, or the edge on the left side of the part.
Basically, doing the same thing with datum C, generating the segments automatically and then executing. You'll see that the label datum C is already automatically typed in for the line two. And there you go. So that our alignment is now complete using the three features as you can see. And now we're going to show you how to make measurements on a curve. So, in this case, this is a special case, so we're just measuring in organic curve. As you can see, it's not a straight line, it's just an organic curve that looks like a sign function.
What we're gonna do is we're just going to generate the path for it automatically. And again, we're using Feature Finder to measure the edge of this line. Okay. So, once that's done, we're going to hit save on that. And then what we're going to do is we're gonna try and see how the measured data for that looks like. So, if you enable the points on your graphic window, you'll be able to see the data that was extracted. And then we can use that data to fit a feature to it. So, now you can see I'm using the data extractor, which is a tool under the acquired data tap that will allow you to extract just a segment of that curve that we previously measured.
So, you can see over here using just a selection window to select the portion of the data I'm interested in, and then extracting that segment, and then fitting a circle to it. Okay. So, that was that. And then the next exercise we're going to show is on the blob tool. So, a blob tool is a special tool that will allow you to extract a bunch of data points. It basically works based on measuring the different brightness threshold that's on the underlying image. So, it basically looks at the color of the pixels in a certain area, and then based on the light polarity, it'll give you the data points that are on the bright or the dark sections.
So, in this case, what we are doing is we are trying to basically scan a chip that's on the demo block. And what we have done is we have generated a path to cover basically the entire surface area of the chip. And we did that by generating the segments based on a grid of known length and width, and that generated all the segments that were needed. And it performed a scan. Now you can see that it has basically captured all of the data points and that data, again, could be used using the data extractor tool in order to fit measured primitives on your screen.
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