[sell-3d] Stereobase Calculator

[Jon Golden / 3D Concepts <3dman@xxxxxxxxxxx>]

3D Concepts offers a compact SLR calculator with a clip so you can attach
it to your tripod, while out shooting.  It has a scribed plexi-rule that
allows you to simply and quickly cross-reference any two knowns below, to
figure out the third unknown.

1) Lens focal length (in mm up to 500mm)
2) Stereobase (in ft/in up to 100ft)
3) Distance (in ft) to closest object in viewfinder (from 3ft to 1 mile)

Parameters based on the equation  b=np/f
b=base
n=nearest object
p=parallax of 1.2mm
f= focal length @ infinity

25.00 delivered in the US, in stock.

MC/VISA/AMEX/DISC
or mail payment to:

Jon Golden
3D Concepts
Box 5077
Wayland, MA 01778

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