n An auxiliary, low-power lens which may be inserted in the bodytube of the microscope between the eyepiece and the objective for observing the back focal plane of the objective; useful for conoscopic observations in crystal optics and for checking microscope illumination quality.
Access this chapter
Tax calculation will be finalised at checkout
Purchases are for personal use only
Author information
Authors and Affiliations
Editor information
Editors and Affiliations
Rights and permissions
Copyright information
© 2011 Springer Science+Business Media, LLC
About this entry
Cite this entry
Gooch, J.W. (2011). Bertrand Lens. In: Gooch, J.W. (eds) Encyclopedic Dictionary of Polymers. Springer, New York, NY. https://doi.org/10.1007/978-1-4419-6247-8_1250
Download citation
DOI: https://doi.org/10.1007/978-1-4419-6247-8_1250
Publisher Name: Springer, New York, NY
Print ISBN: 978-1-4419-6246-1
Online ISBN: 978-1-4419-6247-8
eBook Packages: Chemistry and Materials ScienceReference Module Physical and Materials ScienceReference Module Chemistry, Materials and Physics