Sign in

username:

password:



Not a member?

Search compdsp



Search tips

comp.dsp by Keywords

Adaptive Filter | ADPCM | ADSP | ADSP-2181 | Aliasing | AMR | Anti-Aliasing | ARMA | Autocorrelation | AutoCovariance | Beamforming | Bessel | Blackfin | Butterworth | C6713 | CCS | Chebyshev | CIC Filter | Circular Convolution | Code Composer Studio | Comb Filter | Compression | Convolution | Cross Correlation | DCT | Decimation | Deconvolution | Demodulation | DM642 | DSP Boards | DSP/BIOS | DTMF | Echo Cancellation | Equalization | Equalizer | ETSI | EZLITE (Ez-kit Lite) | FFT | FFTW | FIR Filter | Fixed Point | FSK | G.711 | G.723 | G.729 | Gaussian Noise | Goertzel | GPIO | Hilbert Transform | IFFT | IIR Filter | Interpolation | Invariance | JTAG | Kalman | Laplace Transform | Levinson | LPC | McBSP | MIPS | Modulation | MPEG | Multirate | Notch Filter | Nyquist | OFDM | Oversampling | Pink Noise | Pitch | PLL | Polyphase | QAM | QDMA | Quantization | Quantizer | Radar | Random Noise | Reed Solomon | Remez | Resampling | RTDX | Sampling | Sharc | TI C6711 | Undersampling | Viterbi | Wavelets | White Noise | Wiener Filter | Windowing | XDS510PP | Z Transform


Discussion Groups

Free Online Books

See Also

Embedded SystemsFPGAElectronics

Discussion Groups | Comp.DSP | Lens focusing algorithm?

There are 21 messages in this thread.

You are currently looking at messages 20 to 21.


Re: Lens focusing algorithm? - Sander Vesik - 2004-03-03 19:57:00

Bhaskar Thiagarajan <b...@deja.com> wrote:
> "Sander Vesik" <s...@haldjas.folklore.ee> wrote in message
> news:1...@haldjas.folklore.ee...
> > Bhaskar Thiagarajan <b...@deja.com> wrote:
> > > "Clay S. Turner" <C...@WSE.Biz> wrote in message
> > > news:OOJ0c.26153$0...@bignews3.bellsouth.net...
> > > > Hello Sander,
> > > >
> > > > Here is how the Nikon D2H does it. And it currently has the best
> autofocus
> > > > in digital SLRs.
> > >
> > > No way...Canon rules this arena! The D2H is probably the best of the
> Nikons.
> > >
> >
> > Digital cameras are phat and for losers anyways :P Film forever!
> > ok, ccd isn't bad - for focusing.
> 
> While it's very tempting to bite, I'll pass on this one (I own both kinds).
> 

Thats nice of you. 

in the meanwhile, it seems that wavelets can be used to not just determine
focus but also what part of image is in focus - at elast i saw a demo
of a program that lets you combine a number of image to get an extended 
focus range.

-- 
	Sander

+++ Out of cheese error +++
______________________________
New DSP Code Snippets Section now Live.   Learn more about the reward program for contributors here.

previous | 1 | 2 | 3