After making an amendment to the design, I printed off the second lid for the Netzeker box.

[caption id=”attachment_6058” align=”aligncenter” width=”800”]The new Netzeker Box with larger aperture and chamber height The new Netzeker Box with larger aperture and chamber height[/caption]

This has proven beneficial now because with the additional height in the observation chamber, focus is a lot better. It also means I have now got the space to be able to adjust the height of the Crystal, changing the angle in which the light source penetrates the rock.

[caption id=”attachment_6059” align=”aligncenter” width=”800”]The result of a focus calibration using only the light from the observation chamber The result of a focus calibration using only the light from the observation chamber[/caption]