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Optical vs Photo - What's the difference?

optical | photo |

As an adjective optical

is of, or relating to sight; visual.

As a noun photo is

photograph.

As a verb photo is

to take a photograph.

optical

English

Adjective

(en adjective)
  • Of, or relating to sight; visual
  • Strabismus is an optical defect.
    (rfex)
  • Designed to assist or enhance sight
  • A microscope is an optical instrument.
  • Of, or relating to optics
  • Refraction is an optical effect.
  • Of, or relating to visible light
  • Optical telescopes don't work when it is cloudy.
  • Incorporating light-sensitive devices
  • An optical switch opens the door automatically.

    Anagrams

    * *

    photo

    English

    Noun

    (en noun)
  • Photograph.
  • * {{quote-magazine, year=2013, month=July-August, author= Catherine Clabby
  • , magazine=(American Scientist), title= Focus on Everything , passage=Not long ago, it was difficult to produce photographs of tiny creatures with every part in focus. That’s because the lenses that are excellent at magnifying tiny subjects produce a narrow depth of field. A photo processing technique called focus stacking has changed that.}}

    Verb

    (en verb)
  • To take a photograph.
  • * [1956] 1992 ed., The Complete Lyrics of Cole Porter [http://print.google.com/print?hl=en&id=5kjheskJwVAC&pg=PA465&lpg=PA465&sig=_CY8N5ZLStxnOIlf_CNHhhBEPjA]
  • What fun to be photoed together, / What luck for a break so opportune. / Oh, what a lark / To be posed in the park / Underneath the adolescent crescent of the moon.
  • * 1998, Hans Schmidt, Maverick Marine [http://print.google.com/print?hl=en&id=vQ7DKhq0ZckC&pg=PA192&lpg=PA192&sig=hrMAoHDI9vAnq4RQwgFro_Lp24M]
  • He even had himself photoed helping to hold one of the fire-hose.
  • * 2000, Salman Rushdie, The Ground Beneath Her Feet [http://print.google.com/print?hl=en&id=2nFEV20sE1AC&pg=PA219&lpg=PA219&sig=8MxWTUwSXHcfah6pEaAnVLYaiL4]
  • Always photoing exits. What are all these ways out but rehearsals for his own?

    See also

    * photo- * photosensitive * photosynthesis, photosynthesize * photogenic * photocell * photo finish * photo opportunity * snapshot ----