Latest articles by LARRY THORPE AND GORDON TUBBS
HDTV lenses, MTF and picture sharpness
Find out why the modulation transfer function is the best predictor of an HDTV lens' performance
HDTV lens design: Management of light transmission
This month’s article looks at light transmission, including transmission, aperture control, relative light distribution and spectral transmittance
HDTV lens design: Management of MTF
Understanding key differences in SD and HD lenses can improve your images
HDTV lens design: Management of chromatic aberrations
In the last paper of this article series, optical aberrations that are independent of wavelength were reviewed. In addition to these monochromatic aberrations,
HDTV LENS DESIGN: Management of optical aberrations
The authors discuss optical impairments found in HDTV lenses
1/2in IMAGE FORMAT REDUX
The 1/2in camera-imager format has returned, but this time around it's a high-definition 1/2in camera-imager format. A year ago, two of the major camera
HDTV optics and the many roads to HD newsgathering
Across the world, broadcasters are examining possibilities in migrating to HDTV newsgathering as part of the larger DTV transition. At this juncture,
HDTV lens design: Technology and costs
Astonishing advances are taking place in HDTV program-origination equipment. The internationally standardized 2/3in format HD camera continues to raise
