# Convert PEF to JP2

> Convert PEF to JP2 online for free. Runs entirely in your browser, so your files never leave your device. Fast batch conversion, no sign-up, no watermarks.

URL: https://www.converterrr.com/pef-to-jp2

- Runs in the browser with ImageMagick: files are not uploaded, and no credits are used.
- Engines: ImageMagick (browser), ImageMagick (cloud).
- API: available. `POST /api/v1/jobs` with `"output_format": "jp2"` (paid plans).
- More: [Image converter](https://www.converterrr.com/image-converter), [PEF converter](https://www.converterrr.com/pef-converter).

## How to convert PEF to JP2

1. **Add your PEF files.** Drag and drop PEF files onto the converter, paste them, or click to browse. You can add several at once.
2. **Choose JP2.** JP2 is already selected. Open Options if you want to change quality, size or metadata.
3. **Convert.** Click Convert. Your files are converted right in your browser in seconds.
4. **Download your JP2.** Download each JP2 file, or everything at once as a ZIP.

## Good to know

- PEF files are developed with neutral, camera-matched defaults. For creative grading, edit in a RAW editor first.
- PEF files are typically used for photos straight from Pentax cameras, while JP2 is best for medical imaging, archives and digital cinema.
- This conversion runs on ImageMagick, running locally in your browser — nothing is uploaded and it works even on slow connections.

## PEF vs JP2

|  | PEF | JP2 |
| --- | --- | --- |
| Full name | Pentax RAW | JPEG 2000 |
| Type | Image | Image |
| Extensions | .pef | .jp2, .j2k, .jpf |
| MIME type | image/x-pentax-pef | image/jp2 |
| Best for | photos straight from Pentax cameras | medical imaging, archives and digital cinema |
| Properties | camera RAW | lossy compression, lossless |

**PEF:** PEF is the RAW format of Pentax digital cameras.

**JP2:** JPEG 2000 uses wavelet compression for high quality at low sizes and is common in medical imaging and digital cinema.

## Related conversions

- [PEF to PNG](https://www.converterrr.com/pef-to-png) (in the browser)
- [PNG to JP2](https://www.converterrr.com/png-to-jp2) (in the browser)
- [PEF to JPG](https://www.converterrr.com/pef-to-jpg) (in the browser)
- [JPG to JP2](https://www.converterrr.com/jpg-to-jp2) (in the browser)
- [PEF to WebP](https://www.converterrr.com/pef-to-webp) (in the browser)
- [WebP to JP2](https://www.converterrr.com/webp-to-jp2) (in the browser)
- [PEF to JPEG](https://www.converterrr.com/pef-to-jpeg) (in the browser)
- [HEIC to JP2](https://www.converterrr.com/heic-to-jp2) (in the browser)
- [PEF to PDF](https://www.converterrr.com/pef-to-pdf) (cloud)
- [JPEG to JP2](https://www.converterrr.com/jpeg-to-jp2) (in the browser)
- [PEF to GIF](https://www.converterrr.com/pef-to-gif) (in the browser)
- [GIF to JP2](https://www.converterrr.com/gif-to-jp2) (in the browser)

## Convert PEF to other formats

[PEF to PNG](https://www.converterrr.com/pef-to-png), [PEF to JPG](https://www.converterrr.com/pef-to-jpg), [PEF to WebP](https://www.converterrr.com/pef-to-webp), [PEF to JPEG](https://www.converterrr.com/pef-to-jpeg), [PEF to PDF](https://www.converterrr.com/pef-to-pdf), [PEF to GIF](https://www.converterrr.com/pef-to-gif), [PEF to AVIF](https://www.converterrr.com/pef-to-avif), [PEF to ICO](https://www.converterrr.com/pef-to-ico), [PEF to TIFF](https://www.converterrr.com/pef-to-tiff), [PEF to BMP](https://www.converterrr.com/pef-to-bmp), [PEF to PSD](https://www.converterrr.com/pef-to-psd), [PEF to EPS](https://www.converterrr.com/pef-to-eps), [PEF to JXL](https://www.converterrr.com/pef-to-jxl), [PEF to TGA](https://www.converterrr.com/pef-to-tga), [PEF to DDS](https://www.converterrr.com/pef-to-dds), [PEF to EXR](https://www.converterrr.com/pef-to-exr), [PEF to HDR](https://www.converterrr.com/pef-to-hdr), [PEF to CUR](https://www.converterrr.com/pef-to-cur), [PEF to PPM](https://www.converterrr.com/pef-to-ppm), [PEF to QOI](https://www.converterrr.com/pef-to-qoi), [PEF to PCX](https://www.converterrr.com/pef-to-pcx), [PEF to PGM](https://www.converterrr.com/pef-to-pgm), [PEF to PBM](https://www.converterrr.com/pef-to-pbm), [PEF to PNM](https://www.converterrr.com/pef-to-pnm)

## Convert other formats to JP2

[PNG to JP2](https://www.converterrr.com/png-to-jp2), [JPG to JP2](https://www.converterrr.com/jpg-to-jp2), [WebP to JP2](https://www.converterrr.com/webp-to-jp2), [HEIC to JP2](https://www.converterrr.com/heic-to-jp2), [JPEG to JP2](https://www.converterrr.com/jpeg-to-jp2), [GIF to JP2](https://www.converterrr.com/gif-to-jp2), [AVIF to JP2](https://www.converterrr.com/avif-to-jp2), [SVG to JP2](https://www.converterrr.com/svg-to-jp2), [ICO to JP2](https://www.converterrr.com/ico-to-jp2), [TIFF to JP2](https://www.converterrr.com/tiff-to-jp2), [BMP to JP2](https://www.converterrr.com/bmp-to-jp2), [HEIF to JP2](https://www.converterrr.com/heif-to-jp2), [PSD to JP2](https://www.converterrr.com/psd-to-jp2), [EPS to JP2](https://www.converterrr.com/eps-to-jp2), [AI to JP2](https://www.converterrr.com/ai-to-jp2), [JXL to JP2](https://www.converterrr.com/jxl-to-jp2), [CR2 to JP2](https://www.converterrr.com/cr2-to-jp2), [NEF to JP2](https://www.converterrr.com/nef-to-jp2), [DNG to JP2](https://www.converterrr.com/dng-to-jp2), [CR3 to JP2](https://www.converterrr.com/cr3-to-jp2), [ARW to JP2](https://www.converterrr.com/arw-to-jp2), [TGA to JP2](https://www.converterrr.com/tga-to-jp2), [DDS to JP2](https://www.converterrr.com/dds-to-jp2), [EXR to JP2](https://www.converterrr.com/exr-to-jp2)

## PEF to JP2: frequently asked questions

### How do I convert PEF to JP2?

Drop your PEF file onto the converter above, make sure JP2 is selected, and click Convert. When it's done, download the JP2 file — it usually takes a few seconds.

### Is it safe to convert PEF to JP2 here?

Yes. PEF to JP2 conversion happens entirely inside your browser using WebAssembly, so your file is never uploaded to any server.

### Is the PEF to JP2 converter free?

Yes — free with no watermark. Signed-out visitors can convert 25 files a day, and a free account raises that to 250.

### Will converting PEF to JP2 reduce quality?

No — JP2 preserves the content of your PEF file as faithfully as the format allows.

### Can I convert multiple PEF files at once?

Yes. Add up to 5 files at a time without an account, 10 with a free account and up to 500 on paid plans, then download them individually or as a single ZIP.