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The general trademark of a manufacturer by which the consumer knows its products. A manufacturer can have multiple brand names. Some manufacturers license their brand names to other producers.
Product name:
Product name is a brand's identification of a product, often a model name, but not totally unique as it can include some product variants. Product name is a key part of the Icecat product title on a product data-sheet.
EF 14mm 1:2.8L USM
Article code :
The brand's unique identifier for a product. Multiple product codes can be mapped to one mother product code if the specifications are identical. We map away wrong codes or sometimes logistic variants.
EAN/UPC code :
European Article Number (EAN) and Universal Product Code (UPC) are better known as the barcode on a product's packaging to uniquely identify a product in a shop or logistic process. One product can have multiple barcodes depending on logistic variations such as packaging or country.
Category :
The light-gathering device of a camera, typically containing a group of compound lenses. Lenses come in different lengths, with very long lens used for long-distance photography.
Camera Lenses
Data-sheet quality: created/standardized by Icecat
The quality of the data-sheets can be on several levels:
only logistic data imported: we have only basic data imported from a supplier, a data-sheet is not yet created by an editor.
created by Canon: a data-sheet is imported from an official source from a manufacturer. But the data-sheet is not yet standardized by an Icecat editor.
created/standardized by Icecat: the data-sheet is created or standardized by an Icecat editor.
Included since: 19 Feb 2007
The date Icecat noticed for the first time that this product was included in the price list of a channel partner
Info modified on: 21 Dec 2015 23:20:45
The date of the most recent change of the data-sheet in Icecat's system
Product views: 10844
This statistic is based on the 62318 using ecommerce sites (eshops, distributors, comparison sites, ecommerce ASPs, purchase systems, etc) daily downloading this Icecat data-sheet since 19-02-07 Only sponsoring brands are included in the free Open Icecat content distribution as used by 60363 free Open Icecat users.
Long product name Canon EF 14mm 1:2.8L USM:
The short editorial description of Canon EF 14mm 1:2.8L USM
EF 14mm f/2.8L USM

Marketing text Canon EF 14mm 1:2.8L USM

The official marketing text of Canon EF 14mm 1:2.8L USM as supplied by the manufacturer
-Lens construction: 14 elements in 10 groups;
-Diagonal angle of view: 114°;
-Focus adjustment: Rear focusing system with USM;
-Closest focusing distance: 0.25m / 0.8ft;
-Filter size: Rear drop-in gelatin filter holder;

This ultra-wide-angle lens has the shortest focal length in the L-series. Element 2 is an aspherical lens to correct distortion.
Other aberrations such as astigmatism are also corrected, resulting in idea image quality.
The lens has a fixed petal-type hood and a gelatin filter holder at the rear.
Short summary description Canon EF 14mm 1:2.8L USM:
This short summary of the Canon EF 14mm 1:2.8L USM data-sheet is auto-generated and uses the product title and the first six key specs.
Canon EF 14mm 1:2.8L USM, 14/10, Black
Long summary description Canon EF 14mm 1:2.8L USM:
This is an auto-generated long summary of Canon EF 14mm 1:2.8L USM based on the first three specs of the first five spec groups.
Canon EF 14mm 1:2.8L USM. Lens structure: 14/10, Closest focusing distance: 9.84" (0.25 m), Diagonal angle of view (max): 104°. Color of product: Black. Diameter: 3.03" (7.7 cm), Length: 3.5" (8.9 cm), Weight: 19.8 oz (560 g). Magnification: 0.10x
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Lens System
Lens structure*
The way in which a camera lens is constructed.
Diagonal angle of view (max)
Maximum aperture number*
The maximum size of the hole through which light enters a camera.
Number of diaphragm blades
Closest focusing distance*
0.25 m
Color of product
The colour e.g. red, blue, green, black, white.
Weight & Dimensions
Diameter *
Distance from one side of a body (circle or sphere) to the other side, measured by a straight line passing through the centre of the body.
3.03" (7,7 cm)
Length *
The measurement or extent of something from end to end.
3.5" (8,9 cm)
Weight *
Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
19.8 oz (560 g)
Other features
The degree to which something is or can be magnified (made to appear larger than it is).