Samyang 20mm T1.9 VDSLR II ED AS UMC širokokutni objektiv za Pentax

ZNAČAJKE:

20mm Lens
94.8° AOV, Full-Frame Coverage
Multi-Layer Coating to Reduce Flare
Standard Gearing for Focus and Iris
Dual-Side Focus and T-Stop Scales
Clickless Aperture Ring
Hybrid Aspherical Lenses
Manual Focus and Aperture
Removable Petal-Type Lens Hood
Accepts 77mm Threaded Filter Rings

Utilizing a multi-layer coating process for consistent color rendition from lens to lens the Samyang 20mm T1.9 Cine DS Lens answers the challenge of assembling a set of lenses over time. The lens has a Pentax mount and features industry standard geared focus and iris rings that share common position with other Samyang Cine DS lenses. To aid focus pullers who have to work both sides of the lens, the aperture and focus scales are marked on both sides of the lens.
This 20mm lens produces 94.8° angle of view when used with full-frame cameras. Hybrid aspherical lenses render sharply defined images with a minimum of distortion and chromatic aberrations, with a minimum focus distance of just under 8" from the lens. A removable petal shaped lens hood provides flare protection when shooting without a matte box, the lenses threaded front accepts a 77mm filter ring.
20mm lens with a 94.8° angle of view when used with full-frame cameras.
Ultra Multi Coated lenses minimize flare and ghosting, and the lenses are color matched to a standard eliminating the need to acquire an entire set of lenses at the same time.
Industry-standard gearing for focus and aperture rings. Each lens in the Rokinon DS series share common focus and iris gear ring positions, which speeds up lens changes as accessories such as follow focus units or iris motors don't have to be re-positioned.
Clickless aperture ring for smooth iris pulls.
A minimum focusing distance of 7.8" allows you to get up close to your subject.
A removable petal-type lens hood provides flare protection without a matte box.

SPECIFIKACIJE:

Focal Length 20mm
Lens Mount Pentax
Format Full Frame
Image Circle Not specified by Manufacturer
Maximum T-Stop T1.9
Minimum T-Stop T22
Diagonal Angle of View Super 35: 70.3°
Full Frame: 94.8°
Minimum Focus Distance from Image Plane 7.9" / 20 cm
Elements/Groups 13 / 12
Iris Blades 8
Front Diameter Not specified by Manufacturer
Filter Thread Not specified by Manufacturer
Focus Scales Not specified by Manufacturer
Electronic Communication Not specified by Manufacturer
Tripod Mounting Thread Not specified by Manufacturer
Dimensions (W x H) 3.27 x 3.27" / 83.1 x 83.1 mm
Length 3.48" / 8.84 cm
Weight 18.3 oz / 518 g
Packaging Info
Package Weight 1.8 lb
Box Dimensions (LxWxH) 7.0 x 5.2 x 5.1"

UKLJUČUJE:

Samyang 20mm T1.9 VDSLR II ED AS UMC
Front and Rear Lens Caps
Lens Pouch