FOCAL LENGTH NEEDED CALCULATOR

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http://www.oregoncoastphotoclub.com

• Choose (blue) the film format you are using, the units for the distance and size (feet or meters) and how you want to fill the frame - horizontally (landscape) or vertically (portrait).
• Then enter two of the three variables (orange)
• Click the calculate button next to the third, unknown variable (yellow)

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just close this browser window

|    Depth-of-Field    |    Focal Length Conversion Table    |
|    Teleconverter & Extension Tube Exposure    |
|    Resolution and File Size    |
|    Focal Length Needed    |    Angle Of View    |
|    Flash Calculator    |    f/Number Arithmetic    |
|    Scanning & Printing Calculators    |
|    Calculator Home    |

If you have reached this page using a search engine, you may not be seeing the entire thing as this site uses frames. Click here to reset the page.
|    Calculator Page Reset    |

|    Return to OCPA Website Opening Page    |

|    Contact OCPA    |

Copyright © 2002-03 OREGON COAST PHOTOGRAPHERS' ASSOCIATION, Inc. All rights reserved.
Version: 1.0
Revised: October 20, 2002