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Camera Repair Course

Lesson 7: Simple Escapement Retard Shutters

This lesson introduces the "Simple Escapement Retard" shutter. This is an interlens leaf shutter with no slow-speed capability. They typically have speeds from 1/30 to 1/250 of a second.

To complete the practical assignment for this lesson, you will need to obtain a Pronto leaf shutter. Note that although the Pronto and the Prontor shutters are made by the same manufacturer, you will need a Pronto, not a Prontor, for this lesson.


This lesson has several parts:

Study Procedures: As with the previous lessons, you should read this first, before beginning with the rest of the lesson.

Lesson Text: The main text for the lesson.

Supplements: There are three supplements used for the practical assignment.

  • Installation of Diaphragm Leaves
  • Cycles of Operation
  • Pronto Shutter Operation

The Quiz for Lesson Seven is an online quiz. Click Here for the Lesson Seven Quiz.

 

 

Lesson 7: Study Procedures

 

The Study Procedures for Lesson 7
Lesson 7: Text

 

The Text for Lesson 7
Installation of Diaphragm Leaves

 

Instalation of Diaphragm Leaves in Leaf Shutters
Lesson 7: Cycles of Operation For Simple Escapement Retard Shutters

 

Cycles of Operation For Simple Escapement Retard Shutters
Cycles of Operation For Pronto Shutters

 

Cycles of Operation For Pronto Shutters

 

 

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