Depth of field and other technical information

Depth of field

• fCalc, a program which calculates 7 optics formulas (Warren Young)
• Michael C. Gillett's Depth-of-Field Calculator (JavaScript)
• Bruce Barrett. Large format vs Small format Depth of Focus
• Jonathan M. Sachs' DOF Calculator for Windows
• Jon Grepstad's Adaptation for LF of Quick Basic DoF Calculator - Norwegian version
• Michael K. Davis. A Limited Look at the Math of DoF
• Michael K. Davis' Excel spreadsheet for DoF
• Bruce Barrett's Bellows factor correction ruler (postscript file)

Programs for hand held devices and technical notes

• Bob Wheeler's site (programs for calculators etc.)

Camera movements

• Large Format Techniques (Toyo)
• Harold M. Merklinger's Articles and .mov files

Large format lens specifications

• Large-Format Lens Specifications (Michael Gudzinowicz)

Large format shutter features

• Modern shutters and shutter size (compilation)

Angle calculators

• Rui Salgueiro's field-of-view calculator

Sun and moon data

• Sun and Moon Data for One Day

Metric conversion software and on-line calculators

• Length converter (JavaScript)
• World Wide Metric Calculators (JavaScript)
• Sergey Gershtein: Length Conversion (JavaScript)
• Metrical, conversion freeware for Win 95 and Win 3.x (downloadable zip file, 20 K)

Jon Grepstad gjon@online.no

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