An Eye for Optical Theory 1666
Developed by Perfect Crime Games · Published by Perfect Crime Games
At a glance
Overview
An adventure, indie game by Perfect Crime Games, published by Perfect Crime Games — single-player.
Steam’s own one-line description: “An Eye for Optical Theory 1666 is a short point & click horror adventure game with a focus on atmosphere and narrative. It is the plague year of 1666 and Isaac Newton, in lockdown at his home, has been thinking on the topic of Optics, and planning a series of experiments. Will you help him?” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for An Eye for Optical Theory 1666.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7 or higher
- Graphics: DirectX compatible card
- DirectX: Version 9.0
- Storage: 200 MB available space
Supported languages (1)
An Eye for Optical Theory 1666 FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is An Eye for Optical Theory 1666?
Steam classifies An Eye for Optical Theory 1666 as a Adventure, Indie game, developed by Perfect Crime Games. An Eye for Optical Theory 1666 is a short point & click horror adventure game with a focus on atmosphere and narrative. It is the plague year of 1666 and Isaac Newton, in lockdown at his home, has been thinking on the topic of Optics, and planning a series of experiments. Will you help him?
How much does An Eye for Optical Theory 1666 cost?
As of June 2026, Steam lists An Eye for Optical Theory 1666 at $1.99. Prices and regional pricing change — check the Steam page for the current figure.
Is An Eye for Optical Theory 1666 single-player or multiplayer?
Steam lists these modes for An Eye for Optical Theory 1666: Single-player. It lists a single-player mode.
Is An Eye for Optical Theory 1666 on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists An Eye for Optical Theory 1666 for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is An Eye for Optical Theory 1666 out yet?
Yes — Steam lists a release date of Jul 9, 2023.
What platforms is An Eye for Optical Theory 1666 on?
An Eye for Optical Theory 1666 is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is An Eye for Optical Theory 1666 single-player or multiplayer?
Steam lists these modes: Single-player.
How much does An Eye for Optical Theory 1666 cost?
Steam lists it at $1.99.
Does An Eye for Optical Theory 1666 have achievements?
Yes — Steam lists 6 achievements for An Eye for Optical Theory 1666.
Who made An Eye for Optical Theory 1666?
An Eye for Optical Theory 1666 is developed by Perfect Crime Games and published by Perfect Crime Games.
Where to get An Eye for Optical Theory 1666
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Perfect Crime Games.