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Sigma announces two new DG FishEye lenses

Sigma announces two new FishEye lenses, the 8mm F4 EX DG Circular and 15mm F2.8 EX DG Diagonal. The circular fisheye lens is used to produce circular images, creating vast distortion with an angle of view of 180° when attached to a full-frame digital or 35mm film SLR camera. This auto focus lens can be used for the scientific applications such as the solid angle measurements. Also supplied with the lens is a padded case and a gelatin filter holder...

PRESS SUMMARY

View all Sigma interchangeable lensesSigma 8mm F4 EX DG CIRCULAR FISHEYE
 
The Sigma Corporation is pleased to announce the launch of the new 8mm F4 EX DG CIRCULAR FISHEYE lens.This circular fisheye lens is used to produce circular images, creating vast distortion with an angle of view of 180° when attached to a full-frame digital or 35mm film SLR camera. This auto focus lens is equipped with a new multi-layer coating technology that reduces both flare and ghosting and ensures accurate color balance and high image quality for both film and digital SLR cameras. This lens can be used for the scientific applications such as the solid angle measurements of cloud distribution over the sky, the vegetation distribution of the forest, etc., due to the quantifiable angle/area relationship it produces. Also supplied with the lens is a fitted padded case and a gelatin filter holder at the rear, allowing the use of gelatin filters.

FEATURES

New multi-layer lens coating and lens design reduce flare and ghosting
High image quality for film and digital SLR cameras
Useful for academic/technical applications such as solid angle measurements
Equipped with a gelatin filter holder at the rear

THE SPECIFICATIONS

Focal Length :8mm
Minimum Aperture :F32
Lens Construction :10 Elements in 6 Groups
Angle of View :180 degree
Number of Diaphragm Blades :5pcs
Minimum Focusing Distance :20cm (7.8”)
Maximum Magnification :1:13.9
Filter Size :Rear (Gelatin filter)
Dimensions :Diameter 73.5mm (2.8in) x Length 63mm (2.4in)
Weight :320gr/11.2oz


Sigma 15mm F2.8 EX DG DIAGONAL FISHEYE

The Sigma Corporation is pleased to announce the launch of the new 15mm F2.8 EX DG DIAGONAL FISHEYE lens.
This digitally optimized diagonal fisheye lens is equipped with a new multi-layer coating technology that reduces both flare and ghosting. This also ensures an accurate color balance and high definition results. With a minimum shooting distance of only 15cm (5.9 inch), this lens has a maximum magnification of 1:3.8. The close focusing capability together with a large depth of field allow close up photography that covers objects surrounding the photographic subject.  This lens is supplied with a gelatin filter holder at the rear, and a fitted padded case.

FEATURES

New multi-layer lens coating and lens design reduce flare and ghosting
High definition for film and digital SLR camera
Minimum Shooting Distance of 15cm (5.9in.)
Equipped with rear-filter mechanism

THE SPECIFICATIONS

Focal Length :15mm
Minimum Aperture :F22
Lens Construction :7 Elements in 6 Groups
Angle of View :180 degree
Number of Diaphragm Blades :7pcs
Minimum Focusing Distance :15cm (5.9”)
Maximum Magnification :1:3.8
Filter Size :Rear (Gelatin filter)
Lens Hood :Fixed Petal-type (Built-in)
Dimensions :Diameter 73.5mm (2.8in) x Length 65mm (2.5in)
Weight :370gr/13 oz

Additional information: View all Sigma interchangeable lenses
October 7, 2005
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