Focal length

Term
Metadata

Focal length

Historical note

5.3 - BT Mirrors removed.

Broader Terms

BT↑ Lenses

Date of creation

20-Oct-2012

Accepted term

20-Oct-2012

Descendant terms

0

ARK

ark:/99152/t3mnrjq121pgvy

More specific terms

0

Alternative terms

0

Related terms

0

Notes

1

Metadata

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