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Thank you for visiting Siebert Optics! |
200 Short Johnson Road |
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Products:
Adapters - Meade Scopes and ETX
Observers Hood - light blocking
Ladies Corner Astronomy Themed Fleece Blanket
Non-Astronomy Items
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Here is my own Optical Path vs Clear
Aperture page with a detailed explanation of what the math
means.
Click
Here.
Use this independent Diagonal calculation page to see the benefits of a larger Clear Aperture. Program in your scopes objective size and focal distance. Then the diagonal size represents the CA of the bottom of the binoviewer and the distance TO the focal plain is the Optical Path of the binoviewer. Click Here To Calculator.
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