Keppler’s Vault 87: Your Camera Lens and How It Works

Although cameras are (usually) complicated devices with many different parts, in it’s simplest form, a camera can be broken down into two major components, the first, is a light tight box, and the second is the lens, which focuses an image onto a film plane or digital sensor. When you …

Keppler’s Vault 86: Electronic Still Photography

I still remember my first digital camera.  It was a Toshiba PDR-M25, a 2.2 megapixel monstrosity that captured 1720×1200 pixel images on a SmartMedia flash card.  I was the first person in my family to have a digital camera, and upon showing it off at family functions, no one cared …

Keppler’s Vault 79: Pentax Goes Bayonet

When the company known today as Pentax released their first camera in 1952, they were then known as Asahi Kōgaku Kōgyō K.K., or Asahi Optical Company in English.  At the time, Asahi Optical was a lens maker, producing photographic lenses for a variety of other Japanese companies. That first camera …

Keppler’s Vault 77: Auto Focus Hocus Pocus

Camera makers throughout the 20th century happily threw the word “automatic” around to refer to some new feature of a camera that has now been automated.  Early Rolleiflexes were often called “Automats” because they had the ability to automatically detect the start of a new roll of film and advance …