Larva of Long-Spined Tropical Sea Urchin
Jul 17th 2017
The image below is the larva of a long-spined tropical sea urchin Diadema Antillarum, at day 32. The larva is ready for metamorphosis into the juvenile.
Martin Moe captured this image using the Meiji phase contrast microscope paired with a Nikon D80 camera. He connected the Nikon camera to the microscope with the ND80 camera adapter. The image was captured using brightfield at 400x magnification.
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Microscope Ergonomic Work Station
Jul 12th 2017
A proper ergonomic work station when using your microscope can reduce the risk of occupational injuries. UCLA Ergonomics suggests the following tips to maintain a safer environment when using microscopes:
Sit in the proper position keeping your back straight and your shoulders back. Distribute your body weight evenly on both hips, and keep your feet flat on the floor.
Arrange your work spac
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Sink Float Standards
Apr 12th 2011
Sink Floats
What are Sink Floats?
Sink floats are used to discernibly measure and observe a liquid's density. The sink floats are small amber glass capsules that are weighted and air tight. Sink floats have been calibrated at 73.4ºF in order to measure a specific liquid density.
Sink floats are dropped into liquid and then the position of the sink float is observed.
If the sink float s
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