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PCS Business Systems
Unit 2-3 Northfield Point

Cunliffe Drive
Kettering

NN16 9QJ
UK
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Zoom Lens 17-40mm F/4.0 L Usm

Zoom Lens 17-40mm F/4.0 L Usm

£689.29 
Part Number: 8806A007
Language: NS
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Product Details

Introduction

Ultra-wide high performance zoom lens offering excellent image quality.

Features

  • Dust-proof and moisture-proof construction.
  • Rear focusing and ring USM for silence and high-speed AF.
  • 2 UD and 3 types of aspherical elements reducing chromatic aberration of magnification and providing superb image quality.
  • Non-rotating front element during focus.

Specifications


Focal Length & Max. Aperture:

17-40mm 1:4

Filter Diameter:

77mm

Magnification with Extension Tube EF12:

0.83x - 0.32x

Magnification with Extension Tube EF25:

1.02x - 0.70x

Diagonal Angle of View:

104 - 57 (43.2mm)

Horizontal Angle of View:

93 - 49 (36mm)

Lens construction:

12 elements in 9 groups

Minimum aperture:

f/22

No. of aperture blades:

7 (circular aperture)

Closest focusing distance (m):

0.28m

Focus drive:

Ultrasonic

Dimensions:

83.5mm dia. x 96.8mm

Weight:

475g