Free DSClabs - FrameAlign and BackFocus Test Pattern charts

Complimentary Free Charts from DSClabs

Complimentary FREE FrameAlign and BackFocus Test Pattern charts

Courtesy of DSClabs…

Demystifying Digital Camera Specifications - Part 7

Single Sensor Cameras

Part 7: Single Sensor Cameras (continued)
Spectral response, Camera color balance: Daylight v. Tungsten, Digital Intermediate MTF comparison between Genesis and 5218, Bayer vs. RGB striped sensors.

This seven part series will be presented in three resolutions: 

480p

720p

1080p

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Permission granted: Panavision ( 2008 )

Demystifying Digital Camera Specifications - Part 6

Single Sensor Cameras - continued

Part 6: Single Sensor Cameras (Bayer)
The resolution metric for a Bayer pattern sensor, Diagonal sampling Bayer pattern sensors, Optical lowpass filter options for single Bayer pattern sensors.
This seven part series will be presented in three resolutions: 

480p

720p

1080p

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Permission granted: Panavision ( 2008 )

Demystifying Digital Camera Specifications - Part 5

Three Chip Digital Cameras

Part 5: Three Chip Digital Cameras
Line pairs per Millimeter, Differences between HDTV and SDTV lens standards, a demonstration of the MTF-Aliasing dilemma using three chip cameras, Loading the imager MTF into the digital container.

This seven part series will be presented in three resolutions: 

480p

720p

1080p

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Permission granted: Panavision ( 2008 )

Demystifying Digital Camera Specifications - Part 4

Diving into MTF - John Galt

Pixels are not resolution!

MTF response to a high contrast target
Depth of Field

Line resolution chart compared to human image resolution

MTF comparison chart

Maximum MTF - detail closeup

 

 

 

 

Diving Deeper into Modulation Transfer Function (MTF) - John Galt

Part 4:  Pixels are not resolution, Practical measurements of MTF, Introduction to sinusoidal MTF charts, The Panavision sinusoidal MTF Chart, MTF benches for measuring lenses, Cascaded MTF of a DI, Sensor MTF response, Depth of Field, MTF measurements of real world lenses.

 
This seven part series will be presented in three resolutions: 

480p

 

720p

 

1080p

 

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Permission granted: Panavision ( 2008 )

Demystifying Digital Camera Specifications - Part 3

Modulation Transfer Function

Introduction to Modular Transfer Function - “critical to any assessment of resolution” -  Larry Thorpe

Part 3 discusses introduction to MTF, introduction to an individual element’s contribution to final MTF, Transferring contrast, Cascading MTFs, introduction to Otto Schade, perceived picture sharpness and MTF, edge sharpness, image textures, and resolving power.

This seven part series will be presented in three resolutions: 

480p

720p

1080p

Post a comment on your thoughts on this subject…

Permission granted: Panavision ( 2008 )