Description
Plastic sheath and rubber hanging cap on this 12-inch yellow-backed spirit thermometer reading -10 to 110°C
Used as the positive-rail counterpart to the long black lead
wheel-and-axle
holding a 20mm candle steady for thermal-expansion
Low temperature gradient- can withstand high temperatures & thermal shocks
Double Convex Glass Lens, 50mm Diameter, 300-1000mm Focal Length Range Grade_Food Grade Plastic sheath and rubber hangingBuilt for long bench convergence flexibility, a 50mm double convex glass lens spanning 300 1000mm focal lengths gives projection style optics setups a single range rated element.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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