Standard Fortins Barometer Darton Type
模型没有。HV-EXP270
This instrument is recommended in a lob oratory to routingobservations of high accuracy. Heavy walled corning glasstube and cistern are supported and protected by a metalcasing. Each mercury level is sufficiently exposed to receiveproper illumination. The vernier is actuated by rack and pinionand vernier constants are 0.002 inch and 0.05 mm, silveredbrass scale is protected by a glass sheath The metal parts ofthe barometer have a durable attractive finish in chrome andblack duco finish. Full length single brass tube is used in it.Mounted, on a well polished wooden board. Without mercury. But of superior quality and sturdy in construction.Thermometer encased in a metal graduated case is alsofitted on it.
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