Hello again members.
I have noticed there are two types of Fluke OC4USB USB Interface Cables.
Check out the picture and questions below.


Both of these cables are marketed as OC4USB at times. Sometimes the one in the first picture is also marketed as IR (Infrared) OC4USB whilst the last one is marketed as Optical OC4USB.
Then I find a vague reference to a Fluke website where one member mentions Revision 1 and Revision 2, but never actually explicitly details nor supplies any pictures as references.
Sometimes I can find each one of the cables clearly detailing how they support 120 and 190 scopes. However, in no time did I find a clear view of the one in the first picture (the one with the yellow writing) showing the actual "two led lights" (or whatever the hell they are) or the same connections as the most commonly found last picture. Hence the confusion if some sellers online have confused one type of connection with another, yet I find no evidence of this other than my lack of knowledge on everything Fluke and all their revisions and updates they release.
My questions are as follows:
- Are both of these cables literally the same thing, apart from looks?
- Can both cables fit the Fluke 120 and 190 series scopes via USB without any further adapters or what-have-you?
I can only assume the marketing words "infrared" and "optical" are actually referring to the exact same technology behind each.
Please excuse my n00bness. This is the Newbie category of the forum blog for a reason.

Thanks in advance.
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