Olympus
E-P1
The Olympus E-P1 is a mirrorless interchangeable-lens camera launched in 2009. The E-P1 features a 12.3-megapixel Micro Four Thirds sensor. The E-P1 offers an optional electronic viewfinder for a compact rangefinder-style experience.[1]
Plate 01Olympus Pen EP-1
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Produced
2009–
Optics
12.3 megapixels[1]
What is it?
What can it run?
Process applications and technology nodes documented for this tool.
- Photography
What do the numbers mean?
Optics & imaging2
Configuration & options3
Vintage & configurations
- 2009Production start[1]
Launch year of the E-P1
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Frequently asked questions
What sensor resolution does the Olympus E-P1 have?
The Olympus E-P1 has a 12.3-megapixel Micro Four Thirds sensor.[1]
When was the Olympus E-P1 launched?
The Olympus E-P1 was launched in 2009.[1]
Does the Olympus E-P1 have a built-in electronic viewfinder?
The Olympus E-P1 supports an optional electronic viewfinder, but it does not have one built-in.[1]
Not publicly documented
The following facts about the E-P1 are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented variants, configuration options, or revision breakpoints of the E-P1 are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the E-P1 are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the E-P1 are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the E-P1 is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the E-P1 are on record.
Answerable by: an OEM parts catalog or a service engineer
No research found yet — worked with this tool? Share what you know.
Sources & citations
Sources (1)Every fact above is drawn from these public sources
- [1]grokipedia.com — grokipedia.comgrokipedia.com
Last updated Sep 22, 2026.