Mercury-Based Measurement: Utilizes a mercury-filled glass tube inverted into a mercury cistern to measure atmospheric pressure.
Adjustable Cistern with Ivory Pointer: Features a flexible leather-bottomed cistern and an ivory pointer to set a fixed reference point (zero) before taking readings.
Vernier Scale for Precision: Equipped with a Vernier scale alongside the main scale, allowing for highly accurate readings of mercury column height.
Portable Design: Designed for portability, making it suitable for both laboratory and field use in meteorological observations.
Applications: Widely used in laboratories and meteorological departments for precise atmospheric pressure measurements.
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