Frequently Asked Questions

Ealing's Half-inch Posts provide fixed or adjustable locations for a wide range of component mounts including lens holders, Precise™ Mirror Mounts, Prism/Beamsplitter Mounts, and Filter Holders.

Ealing's Half-inch Post Holders are available in inch or metric versions and in a range of lengths from 25 mm (1 inch) up to 150 mm (6 inches).

The posts are locked in place by a knurled, spring loaded brass thumb screw located at the top of the Post Holder.

The Post Holder has a single M6 or 1⁄4-20 screw (supplied) for attachment to the mounting surface.

The price range for Ealing's Post Holders varies depending on the length and thread size, ranging from $7.02 to $7.69.

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