Pin Hole, Zone Plate and Pinhole Sieve

Alec Kennedy (3dpan)

The pinhole sieve is a variant of the traditional pinhole lens. Basically it is a pinhole surrounded by a series of smaller pinholes (the sieve). The central pinhole softens the image while the sieve adds a halo to bright areas of the image.

Sieve Plate Red Hot Pokers

Pinhole sieve: red hot pokers, X stereo


Sieve Plate stereo

Pinhole sieve: Penny royal, X stereo


Alec Kennedy