dr5, or dr5 Chrome, is a reversal

black and white Black-and-white (B&W or B/W) images combine black and white in a continuous spectrum, producing a range of shades of grey. Media The history of various visual media began with black and white, and as technology improved, altered to color. ...

process, through which most kinds of black-and-white negative films produce transparencies (slides). The dr5 process is a chemical reversal process, rather than the standard, light-based reversal for black and white transparency (slide). It was developed by photographer and photographic chemist David Wood. He stated that dr5 gives the photographer the ability to have a B&W darkroom in-camera, enabling a final thought out exposure, the original as seen or envisioned by the artist.

History

The "dr5 process" is the fifth incarnation of the process, derived by experimentation by Wood from 1989 through 1991. Though

reversal film In photography, reversal film or slide film is a type of photographic film that produces a positive image on a transparent base. Instead of negatives and prints, reversal film is processed to produce transparencies or diapositives (abbreviate ...

processing was well known throughout photographic history, the dr5 process is proprietary. Privately performing the process alone until 1998, Wood afterward briefly teamed with A&I Color Lab in Los Angeles CA, via their affiliate lab AIM. The dr5 process won best new product in 1999 at the '99 Photo Expo-Plus Expo Review. In August 2001, Wood opened an independent lab, that used a processor made for dr5 specifications by Tecnolab in

Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re ...

References

External links

B&W Slides from Tri-X? You Betcha!
B&H review by Allan Weitz
David Wood, DR5 Processing
Rewind Photo in Australia, Community board
Film Shooters Collective review by Mark SchlockerAn Interview with Jason Lee about dr5
AllFormat Collective
A Traditional Photographer Merges Film and Digital Techniques: The Art and Craft of Richard Lohmann
Steve Bedell, ''Shutterbug'', February 2006. Profile of photographer

Richard Lohmann Richard is a male given name. It originates, via Old French, from Old Frankish and is a compound of the words descending from Proto-Germanic ''*rīk-'' 'ruler, leader, king' and ''*hardu-'' 'strong, brave, hardy', and it therefore means 'strong ...

, Photographic Professor at San Mateo, CA using dr5.
dr5 Labs: Renewing The Black And White Lease
George Schaub, ''Shutterbug,'' February 2005.
'Doctor' Wood's Amazing .dr5 Black and White Transparencies
Joseph Van Os Photo Safaris, 2008.

{{DEFAULTSORT:Dr5 Chrome Photographic film processes Black-and-white media