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Object

UNIT Laboratory Lasers (Spectrographs)

Advanced laser devices, spectrographs, and test equipment integrated into UNIT's laboratory setup, presented by Liz Shaw as pinnacle human technology for scientific analysis. The Doctor scoffs at them as primitive gadgets, unable to match his TARDIS equipment for probing meteorite composition. Liz defends their sophistication amid the Doctor's dismissal, which underscores UNIT's reliance on earthly tools during the meteorite crisis. These devices include lasers, spectrographs, and general test equipment, all of which fail to detect the material's artificial structure or analyze the meteorite fragments effectively.
1 appearances

Purpose

Scientific analysis of extraterrestrial materials like meteorites

Significance

The Doctor leverages their perceived inadequacy to manipulate Liz Shaw, eroding her faith in UNIT tech and pushing her to advocate for TARDIS access, which advances his agenda against the Nestene threat.

Appearances in the Narrative

When this object appears and how it's used

1 moments
S7E3 · Spearhead from Space Part 3
Doctor manipulates Liz for TARDIS access

The UNIT’s Spectrographs are another piece of the laboratory’s advanced equipment that Liz employs to analyze the meteorite material. Their inability to identify even a single element in the shards exacerbates her frustration and plays into the Doctor’s hands. He uses their failure as proof of their primitiveness, contrasting them with the TARDIS’s 'lateral molecular rectifier.' The spectrographs thus serve as a narrative tool to highlight the inadequacy of human technology and justify the Doctor’s insistence on accessing the TARDIS. Their ineffectiveness becomes a turning point, as Liz begins to question whether UNIT’s resources are sufficient for the task at hand.

Before: Functioning but yielding no results; Liz has relied on them as part of her analytical process, but they have provided no insights into the meteorite’s composition.
After: Discounted as ineffective; the Doctor’s dismissal of them as 'primitive' undermines their perceived value, shifting Liz’s focus toward the TARDIS as a potential solution.
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