Barnes Engineering Barnes Engin. Co. Abrasion Polishing Kit

Barnes Engineering Co. 11-110-2 Temperature Controller Thermometer to be used with a bolometer head  Condition: UsedThis item is being sold in As-Is condition

Barnes Engineering 11-110-3 Concentrated Light Beam -Maybe a Bolometer Probably a bolometer for measuring temperatures remotely.  Condition: UsedThis item is being sold in As

Barnes Desenberg Model 5 Optical Lens Curve Generator Polishing Machine 3/4 HP Very Rare Optical Polishing Machine Type: PA Frame: 7415WW Horsepower: 3/4 Volts: 208-220-440 Cycles: 60/50 Phases: 3...