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Results for: 'Light%20Microscope%20Optics'

1:31

Sugarbush Management 2

By: uvmext

Late summer, while leaves are still green is a good time to assess the trees in your sugarbush. Weak or declining individuals will show areas of crown dieback. Trees with more than 75% dieback will likely not survive but are still competing for li...

1:24

Shade Tolerance 2

By: uvmext

As trees form, the size and shape of its stem and crown, will be impacted by living in a low light environment such as the forest's understory. So-called suppressed trees are able to capture just enough sun to survive. Sugar maples growing in the ...

7:28

Micro objects

By: plintilh

Definition of Absorption, Diffraction, and Phase objects

2:58

What Refractive index means

By: plintilh

Describing how the velocity of light varies with the medium.

3:01

Birefringence

By: plintilh

Birefringence

2:02

Positive & negative birefringence

By: plintilh

Positive & negative birefringence