The Making of an HDTV Lens - PBS
The Making of an HDTV Lens - PBS
The Making of an HDTV Lens - PBS
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Full Size Studio<br />
• Primary consideration is highest overall<br />
Imaging Perform<strong>an</strong>ce<br />
Difference between<br />
Full Size Studio <strong>an</strong>d Portable ENG <strong>Lens</strong><br />
• Large glass elements used:<br />
• To elevate optical sensitivity<br />
• Facilitate tighter control <strong>of</strong> surface toler<strong>an</strong>ces for<br />
highest perform<strong>an</strong>ce<br />
• More glass elements deployed:<br />
• To provide more design degrees <strong>of</strong> freedom to<br />
achieve lower monochromatic <strong>an</strong>d chromatic<br />
aberrations<br />
• Weight rapidly increases<br />
• Not a signific<strong>an</strong>t consideration with full studio<br />
cameras<br />
• Typical studio lenses weigh in between 45<br />
<strong>an</strong>d 50 lbs
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