Leica Digilux 1
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The Leica Digilux 1 is a
digital camera A digital camera, also called a digicam, is a camera that captures photographs in Digital data storage, digital memory. Most cameras produced today are digital, largely replacing those that capture images on photographic film or film stock. Dig ...
developed in partnership with
Panasonic is a Japanese multinational electronics manufacturer, headquartered in Kadoma, Osaka, Kadoma, Japan. It was founded in 1918 as in Fukushima-ku, Osaka, Fukushima by Kōnosuke Matsushita. The company was incorporated in 1935 and renamed and c ...
, which was released in 2002, roughly the same time as the Canon PowerShot G2 and the Nikon 2000. It is the second of Leica's digital offerings. Where the original Digilux was developed in partnership with Fuji Camera, the Digilux 1 was developed jointly with Panasonic; Leica is responsible for optics, while Panasonic designs the camera electronics. According to Leica, this allows both companies to design cameras that creates a harmonious matching of lens to sensor to produce color and contrast to Leica standards.


Design

Billed as "the digital reportage camera", the Leica Digilux 1 shares much of its design with the Panasonic-badged equivalent DMC-LC5. At the time, the Digilux 1 boasted the lowest
shutter lag In photography, shutter lag is the delay between triggering the shutter and when the photograph is actually recorded, which includes all lag between when the shutter button is pressed and when the photo is taken, including metering and focus lag. ...
in comparison to other cameras in its class, in combination with its fast lens, made the camera suitable for photo reportage / photojournalistic applications. The Digilux 1 has a retro, boxy style that harkens back to the designs of Leica rangefinders; in appearance and in size, it is very similar to the Leica CM Zoom. The LC5 is housed in a more modern casing, but retains identical controls. Some believe the Digilux 1 performs less post-processing on the image, resulting in colors and contrast that are more in line with the color and contrast expected from a Leica camera. The Panasonic DMC-LC5 performs post-processing that increases contrast and saturation to create photos that are acceptable to the consumer market.


Sensor

The Digilux 1 and Panasonic DMC-LC5 both use a CCD sensor fitted with a complementary CYGM
color filter array In digital imaging, a color filter array (CFA), or color filter mosaic (CFM), is a mosaic of tiny color filters placed over the pixel sensors of an image sensor to capture color information. The term is also used in reference to Electronic paper ...
, rather than the GRGB
Bayer filter A Bayer filter mosaic is a color filter array (CFA) for arranging RGB color model, RGB color filters on a square grid of photosensors. Its particular arrangement of color filters is used in most single-chip digital image sensors used in digit ...
fitted to most other digital camera sensors. The CYGM filter had two benefits: # It captures about 2/3 of the visible spectrum versus GRGB which captures only 1/3 of the visible spectrum, so that the colors, especially reds and blues are more saturated. This is a benefit for landscapes especially. # The CYGM filter allows the passage of twice the photons, so that the camera is inherently twice as sensitive to light at the base ISO of 100, which means that exposure times are half that of a comparable camera with GRGB filter array. However, the CYGM filter has less color accuracy.


Lens

Summicron The name Summicron is used by Leica to designate camera lenses that have a maximum aperture of f/2 after 1953 and to present day. History The name Summicron is derived from ''summus'', latin word for maximum and ''kronos'', the ancient Greek wo ...
'', with a
focal length The focal length of an Optics, optical system is a measure of how strongly the system converges or diverges light; it is the Multiplicative inverse, inverse of the system's optical power. A positive focal length indicates that a system Converge ...
of 7~21 mm (equivalent to 34~102 mm focal length for a
135 film file:135film.jpg, 135 film. The film is wide. Each image is 24×36 mm in the most common "small film" format (sometimes called "double-frame" for its relationship to the "single-frame" 35 mm movie format or full frame after the introduc ...
camera) and a variable maximum
aperture In optics, the aperture of an optical system (including a system consisting of a single lens) is the hole or opening that primarily limits light propagated through the system. More specifically, the entrance pupil as the front side image o ...
ranging from ~2.5. Compared with a typical compact cameras that has a maximum aperture ranging from –5.6, the Digilux 1 is up to three f stops faster at telephoto: two f stops due to f2.8 vs f5.6 and one f stop due to the 2× photonic sensitivity afforded by the CYGM filter array. To match exposure time under this focal length at max available aperture requires the second camera to be set to ISO 800 while the Digilux 1 is at ISO 100 ested cameras side by side. This lens has been fitted to numerous cameras using a 1/1.8" CCD sensor starting from 2000, including: * Canon PowerShot G1 * Canon PowerShot G2 * Casio QV-3000EX (as a Canon lens) * Casio QV-3500EX * Casio QV-4000 * Casio QV-5700 * Epson PhotoPC 3000Z * Epson PhotoPC 3100Z * Panasonic Lumix DMC-LC40 * Sharp VE-CG30 (as a Canon lens) * Sharp VE-CG40 * Sony Cyber-Shot DSC-S70 (as a
Carl Zeiss Carl Zeiss (; 11 September 1816 – 3 December 1888) was a German scientific instrument maker, optician and businessman. In 1846 he founded his workshop, which is still in business as Zeiss (company), Zeiss. Zeiss gathered a group of gifted p ...
-branded ''Vario-Sonnar'') * Sony Cyber-Shot DSC-S75 * Sony Cyber-Shot DSC-S85 * Sony CD Mavica MVC-CD300 * Sony CD Mavica MVC-CD400 * Sony CD Mavica MVC-CD500 * Toshiba PDR-M70 * Toshiba PDR-M81


Operation

Batteries are readily available.


Post-processing

Digilux 1 images undergo less post-capture
noise reduction Noise reduction is the process of removing noise from a signal. Noise reduction techniques exist for audio and images. Noise reduction algorithms may distort the signal to some degree. Noise rejection is the ability of a circuit to isolate an u ...
compared to modern cameras, so it is always necessary to use a noise suppression filter in post processing when shooting above the base ISO of 100. If this is done, then ISO 400 images can be quite acceptable. At ISO 400 and , the exposure times will be the same as a compact camera with an lens at ISO 2400, and the noise levels on the Digilux 1 will be much less after post-processing. If you run across contemporary reviews of the camera from 2002, there is often a criticism of the noise levels and "smearing" or "watercolor" appearance. But with modern software, these issues are no longer problems. There are thousands of images on the WEB that attest to the quality of this camera (see also DMC-LC5 pictures.)


Exposure

On sunny days the light can be too bright for the camera, which has a minimum aperture of and a minimum exposure time of  second. It may be necessary to add a polarizing filter or a neutral density filter of three f stops equivalent density, which requires an adapter which extends the lens housing beyond the most extreme travel of the zoom lens. This adapter is available as part of a wide angle conversion lens kit which, while sold mainly for the Panasonic DMC-LC5, also fits the Digilux 1. The wide-angle lens converter makes a 28 mm equivalent focal length, and with the Leica 28mm optical finder which fits the flash bracket, it makes a good quality wide-angle camera.


Manual controls

Full manual exposure is possible using the jog buttons. The display mimics the exposure changes rather than brightening up as the scene moves into darker areas, so that it is possible to see what the manual adjustments are doing to the image. The only problem is that for exposure time settings longer than  sec, the display won't match the actual exposed image. The Digilux 1 and DMC-LC5 can be set for macro focus, and also manual focus, using the coaxial fly by wire ring control around the lens.


Storage

The camera stores images on
SD card Secure Digital (SD) is a proprietary, non-volatile, flash memory card format developed by the SD Association (SDA). Owing to their compact size, SD cards have been widely adopted in a variety of portable consumer electronics, including dig ...
s up to 2GB; larger cards may not be recognized. One of the biggest advantages is that the camera will shoot single frame TIFF files - each about 12 MB in size, and taking about 5 seconds to write to a fast SD card. These uncompressed files have none of the compression artifacts typical of JPEG files. For rapid sequence shots the JPEG mode must be used. As also for auto exposure bracketing.Digilux 1 user manual


Flash

The built in flash is adjustable ±2 EV, which is good for fill in flash.


See also

* Leica Camera * Leica Digilux 2 * Leica Digilux 3 *
Panasonic is a Japanese multinational electronics manufacturer, headquartered in Kadoma, Osaka, Kadoma, Japan. It was founded in 1918 as in Fukushima-ku, Osaka, Fukushima by Kōnosuke Matsushita. The company was incorporated in 1935 and renamed and c ...
**
Lumix Lumix is Panasonic's brand of digital cameras, ranging from pocket point-and-shoot models to digital SLRs. Compact digital cameras DMC-LC5 and DMC-F7 were the first products of the Lumix series, released in 2001. Most Lumix cameras use diffe ...


References


External links


Press release at launch of Leica Digilux 1

Leica Digilux 1 User manual

Photo.net review of Leica Digilux 1

Ten year retrospective review of Leica Digilux 1
{{Leica Camera Digilux 1 de:Leica Digilux 1