Recent content by thementalist123

  1. thementalist123

    What is the Focal Length of a Lens for a Perfectly Fitting Image on a Sensor?

    That is why question is confusing. I think it is from sensor to the object in my opinion
  2. thementalist123

    What is the Focal Length of a Lens for a Perfectly Fitting Image on a Sensor?

    posted in question
  3. thementalist123

    How Can a Website Spark Curiosity and Engagement?

    I am loving this website.. Very useful
  4. thementalist123

    What is the Focal Length of a Lens for a Perfectly Fitting Image on a Sensor?

    My attempt: m=-v/u=-f/(-f-u) -1/0.5= -f/-f-0.10 -> -f-0.10=0.5f -> f=0.20 m