Lazarus Archive · LZ-15619

Lens Theory

Spectral Lights, 1985. Demo for the ZX Spectrum.

Description

A 16-kilobyte intro for the ZX Spectrum by Spectral Lights, released at Riverbridge Springs Byte Fest in 1985.

Provenance

Deposited by University of Oakcrest Harbour, Special Collections in 2013. The tape was sticky with binder breakdown and was baked at low temperature before a single careful read. Independent reads agree bit for bit.

Preservation

Fixity (SHA-256)
53ddf90984de17a8d0c34cad0a1ffe6af94bc232616e8e355f31ba9abdcd8de7
Last verified
Oct 23, 2026, by Vigil
Emulation profile
LZE-ZXS-6 · lz-z80 core
Copies
Three, on two kinds of storage, in two cities
Original carriers
Kept in cold storage in Vancouver

Access

Free, in the Lazarus reading room in Vancouver and in partner reading rooms. Copies may be taken away under the work’s license.

In the reading room it runs in emulation under profile LZE-ZXS-6, from a read-only copy of the recovered image, as it would have on the ZX Spectrum.

Cite as: Spectral Lights, Lens Theory (1985). Lazarus Archive, LZ-15619.

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