Spare Filters - Pack of 25
Ripple Tank System comprising a tough moulded frame with large transparent viewing surface. The light source is a 6v halogen lamp which requires a power supply. The kit is supplied in a compartmentalised box. Kit includes: Ripple tank, ripple motor, lamp unit with adjustable arm, hand stroposcope, concave and rectangular Perspex plate, 2 barriers and Roller bar.
Ripple Tank System comprising a tough moulded frame with large transparent viewing surface. The light source is a 6v halogen lamp which requires a power supply. The kit is supplied in a compartmentalised box.
Kit includes: Ripple tank, ripple motor, lamp unit with adjustable arm, hand stroposcope, concave and rectangular Perspex plate, 2 barriers and Roller bar.
Inflatable Globe: 400mm diameter.