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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Wavelength: 532nm Green Laser – 650nm Red Laser
each gel filter size is 11
Each of the large Aluminum Alloy tuning forks is hand ground to high accuracy and has a frequency of 440 Hz (hertz=cycles / second)
ensuring a long-lasting educational tool for science classrooms
1 x Manual
Tray Flame Red Wavelength: 532nm Green Laser –Strong and rigid. Built to last & recyclable. Premium Quality: Tray Flame Red is made of high quality, heavy duty and durable materials. Designed for use in classrooms, household and educational settings. If you need custom order with different sizes design, please contact us. Safely Packaged to avoid being damaged during transportation.
US$ 34.99
US$ 35.99
US$ 31.99
