Acratech Spherical Panoramic Head for Sigma 8mm f/3.5 Fisheye Lenses

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Acratech ACSPH #ad - Using software such as PT Gui, the 4 fisheye images can be stitched together to create spectacular images. Features: Weighs less than 1 lb. Indexes in 90 degree increments. Reference marker for 1st shot, 2nd shot etc. Panning base allows full 360 degree rotation. A specially machined flat provides a surface for compass orientation.

Machined notch in the lens mounting ring allows for easy lens installation. Laser etched focus mark provides fast focus reference and a quick and easy way to verify that your camera is positioned exactly vertically. Large easy to read 15mm bulls eye level. Locking lever clamp precision CNC machined from 6061 T-6 aluminum and stainless steel.

Acratech Spherical Panoramic Head for Sigma 8mm f/3.5 Fisheye Lenses #ad - Precision laser etching cannot wear or rub off. Solid precision feel. All knobs are secured so they cannot vibrate loose or fall off. Beautiful satin black anodized finish. The acratech spherical Panoramic Head for Sigma 8mm f/3. 5 fisheye lenses allows you to shoot spherical panoramic images and to also do VR photography.

Limited 10-Year Warranty. It is designed to be used with Sigma 8mm f/3.

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Sigma 8mm f/3.5 EX DG Circular Fisheye Lens for Canon SLR Cameras

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Sigma Corporation 485101 #ad - Gelatin filter holder at the rear. 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 rain forest Canopy, etc. Due to the quantifiable angle/area relationship it produces. Digitally-optimized, circular fisheye auto-focus lens.

It has a maximum aperture of F3. 5, a minimum focusing distance of 13. 5cm 5. 5" and a maximum magnification of 1: 4. 6. Produces circular images with an angle of view of 180-degrees when attached to a full-frame digital or 35mm film SLR camera. Providing excellent image quality for digital and film SLR cameras. The new lens power layout reduces color aberrations.

Sigma 8mm f/3.5 EX DG Circular Fisheye Lens for Canon SLR Cameras #ad - The special fisheye design allows maximum creative expression. The sigma 8mm f/3. 5 ex dg circular fisheye auto focus lens for canon produces Circular images with an angle of view of 180 Degree when attached to a full-frame digital or 35mm film SLR camera. Maximum aperture of f3. 5, and a maximum magnification of 4.

6x, a minimum focusing distance of 5.

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