Beamstops

Beamstops are miniature cylinders which block X-rays. They are predominantly used in X-ray microscopy. We offer a framed array of beamstops in various diameters. These beamstops are uniquely freestanding, which allows them to be used from a few 100 eV to several keV.

Watch this video to see how our beamstops are made.

280 µm

Standard

Custom

Standard Beamstops

single Beamstop with 3 support fins

Zoomed out beamstop with three support fins

array of beamstops with various diameters

Parameter

Information

Gold Thickness

> 80 µm

Beamstop Diameter

10 µm to 160 µm in increments of 10 µm

Open Area Diameter

650 µm

Carrier Membrane

None (freestanding)
Each cylinder is supported by 3 thin fins of 2.5 µm width

Total Device Size

4.5 mm x 4.5 mm

Mounting Hints

Beamstops of gold are sufficiently stable so that the devices can be clamped in simple holders

The device consists of 16 beamstops with different diameters.

Standalone Beamstop with supporting structure

Beamstop Array with varying Diameters

Custom Beamstops

We offer custom beamstops made to your specifications.Options include particular gold heights, beamstop diameters, and open area diameters.

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Resolution Targets