Spring Balance Tubular

The tubular Spring Balance product features a sturdy and transparent plastic body that measures approximately 285mm in length. It includes both upper and lower suspension hooks, as well as zero adjustment and scales in both grams and Newton units. The device comes with multiple capacity options, including 100g, 250g, 500g, 1kg, and 2kg.

Parameter	Specifications
Material	Transparent ABS/Acrylic Tube, Stainless Steel Spring, Metal Hooks
Measurement Type	Weight (Gram/Kilogram) and Force (Newton)
Capacity Options	100g to 10kg+ (e.g., 100g, 250g, 500g, 1kg, 2kg, 5kg, 10kg)
Accuracy	Generally class II; typically +/- 4% for industrial/educational, varies by model
Body Type	Tubular/Cylindrical, often color-coded by capacity
Zero Adjustment	Yes, via adjustment ring/tab at the top
Attachments	Upper Ring (for hanging) and Lower S-Hook (for load)
Length (Approx.)	~200mm to 285mm

Component/Feature	Specification
Size/Scale Diameter	6 inches (150 mm) or 7 inches (175 mm/178 mm)
Vernier Reading	1 minute of arc (30 seconds also common)
Main Scale	0-360° with divisions of (0.5 circ ) (150 mm or 175 mm circle)
Vernier Scale	Double ended vernier separated by (180 circ )
Collimator Lens	Achromatic, 178 mm focus, 32 mm clear aperture
Telescope Lens	Achromatic, 178 mm focus, 32 mm clear aperture
Eyepiece	Ramsden Type ((10 times ) or (15 times ) with cross-line graticule
Slit	Unilaterally adjustable, 6mm long
Fine Adjustment	Provided for both telescope and collimator (laterally and vertically)
Prism Table	Marked with lines; leveling screws & interchangeable clamp
Main Structure	Heavy cast metal with bright plated fittings (sometimes stainless steel scale)
Accessories	Prism holder, Grating holder, Watchmaker’s eyeglass, L-key, Hardwood case

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Spring Balance Tubular

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