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Optical Reader
Optical zoom is way better than digital zoom as digital only expands the picture. Optical zoom actually zooms in.
Optical equipment is any device that uses light to perform its function.
More common terms for digital optical audio cable; optical audio cable, cable, digital optical, but the shortest and most well-known term is "cable".
A coaxial digital output (usually an RCA jack) can connect to a digital optical input using a coaxial to optical digital converter. This is a small box that goes in between the two products.
You can get an optical to coxial converter box if your receiver has a coaxial digital input. If it doesn't, you will have to purchase an optical digital to analog (D to A) converter.
Optical Zoom is the true zoom, Digital is basically the zoom in of what the highest optical zoom is. Therefore Optical Zoom is the better zoom, and gives a much clearer picture.
It is not an optical device. C D ROM or DVD are optical devices. Whereas a digital memory card is solid state device.
The LG LHB335 only has an optical digital inputs. If your cable box has an optical digital output, connect it to the Digital in #1 (TV) with an optical cable. If your cable box only has a coaxial (RCA) digital output and you want to use the digital audio connection, you will need to purchase a coaxial to optical digital converter. The Monoprice 2947 is less than $20.00.
The Cannon Powershot has both and optical and digital zoom features. Optical zoom is far superior to digital zoom.
Miles Murdocca has written: 'A digital design methodology for optical computing' -- subject(s): Digital integrated circuits, Optical Computers, Optical data processing
Yes, optical scanner is a hardware input device for a computer. Scanners allow a user to take a printed picture or document and convert it into a digital file, allowing a computer to read or display the file.