Melles Griot

Melles-Griot 05-LHP-141-15 Helium Neon Laser Head & Tube Extraction

Looking through eBay recently I came across a great deal on some Helium-Neon laser heads from Melles Griot. While definitely not new, these gas lasers are extremely long-lasting & I figured the tubes inside would make a nice addition to my laser collection. Doing some searching on the model number,

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FE-5680A Rubidium Frequency Standard – Initial Teardown

Here is a quick look inside the FE-5060A Rubidium Frequency Standard. Above you can see the entire physics package, with the rubidium lamp housing on the right hand side. The ribbon cable running into the resonator cavity has the power & signal traces for the internal heater, temperature sensor &

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