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SIGMA 4.5MM CIRC. FISHEYE PENT AF EX DC

Webcode: 568GET046

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Price: $1,229.99

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Special order - This item is not stocked in any of our stores. This item is available from our supplier but please order carefully, special orders are not returnable. Once your order is placed, it cannot be cancelled. Delivery time from supplier average 7-14 business days assuming our supplier has stock. Sorry, we cannot guarantee delivery times for any special order item.

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Product Highlights :
  • 180 Degree Circular Fisheye Lens
  • For APS-C size D-SLR Cameras
  • Hyper Sonic Motor
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SIGMA 4.5MM CIRC. FISHEYE PENT AF EX DC
Price:$1,229.99
Special order - This item is not stocked in any of our stores.

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SIGMA 4.5MM CIRC. FISHEYE PENT AF EX DC


 
  • 180 Degree Circular Fisheye Lens
  • For APS-C size D-SLR Cameras
  • Hyper Sonic Motor
  • Gelatin filter holder at the rear
  • Fast F2.8 maximum aperture making it ideal for low light photography
  • Minimum focusing distance of 13.5cm and a maximum magnification of 1:6
  • SLD glass minimizes colour aberration
  • Equipped with HSM with full-time manual focus override
  • Equisolid angle projection method is possible for art and scientific use
  • When used in conjunction with digital SLRs with APS-C size image sensors, it produces a circular image within the frame
  • F2.8 large aperture value produces a bright image in the viewfinder and allows photographers to take pictures in low light conditions, making it an ideal lens for Astrophotography and Aurora photography
  • Due to the quantifiable angle/area relationship it produces, this lens can be used for scientific and arts applications such as solid angle measurements of cloud distribution over the sky or vegetation distribution of the forest
  • Minimum focusing distance of 13.5cm/5.3inch and maximum magnification of 1:6 make it particularly useful for close-up photography
  • SLD (Special Low Dispersion) glass provides effective compensation of chromatic aberration
  • Super Multi Layer Coating minimizes flare and ghosting
  • Equipped with an inner focusing system that creates high definition and good image quality over the whole frame
  • HSM (Hyper Sonic Motor) ensures fast and quiet autofocusing and allows full-time manual focus override by rotation of the focus ring
  • Specifications:
  • Lens Construction - 13 Elements in 9 Groups
  • Angle of View - 180 degrees
  • Number of Diaphragm Blades - 6 Blades
  • Minimum Aperture - F22
  • Minimum Focusing Distance - 13.5cm/5.3 in.
  • Maximum Magnification - 1:6
  • Filter - Insertion-type gelatin filter into rear of the lens
  • Dimensions - Diameter 76.2mm X Length 77.8mm (3.0 in. X 3.1 in.)
  • Weight - 470g/16.6 oz.


Lens Performance
Lens Type:Digital SLR Lenses
Focal Length:4.5mm
Maximum Aperture:f/2.8
Aperture (Max. & Min.):Max: f/2.8, Min: f/22
Camera Mount Type:Pentax K
Format Compatibility:Pentax Digital (APS-C)
Angle of View:180 degrees
Minimum Focus Distance:0.13m
Maximum Close-Up Magnification:0.16x
Groups/Elements:9 Groups/13 Elements
Diaphragm Blades:6
Lens Features
Image Stabilization:No
Autofocus:Yes
Tripod Collar:No
Physical
Dimensions (DxL):3.0x3.1"
Weight:470g
Additional Information
Warranty:7 year manufacturer warranty

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