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  "path": "/cameras/lenses/wtf-are-catadioptric-lenses-canon-has-filed-a-patent-for-a-weird-lens-design-to-make-more-compact-zooms",
  "publishedAt": "2026-03-02T20:15:00.000Z",
  "site": "https://www.digitalcameraworld.com",
  "tags": [
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  "textContent": "Canon has patented a bunch of lenses with mirrors for full-frame cameras, and I’ve made some educated guesses as to why",
  "title": "WTF are catadioptric lenses? Canon has filed a patent for a weird lens design to make more compact, bright aperture zooms",
  "updatedAt": "2026-03-02T17:00:04.000Z"
}