This standard lens features superb quality and portability. Two high-refraction lens elements and new Gaussian optics eliminate astigmatism and suppress astigmatic difference. If crisp images with little flare are important to you, they can be obtained even at the maximum aperture with this robust lens.
Zoom or Prime Prime
Focal length (wide) 50
Focal length (tele) 0
Max aperture (wide) 1.4
Autofocus motor USM
Lens mount Canon EF
Sensor format Full Frame
Filter thread (mm) 58
Hood model ES-71 II
Minimum focus distance 45cm
Weight (g) 290
Size 73.8x50.5mm
Colour Black
Minimum aperture 22
Lens elements 7
Lens groups 6
Aperture blades 8
MF switch Yes
Enlargement Ratio 1:6.7
Please note that stock levels do fluctuate so please call or email to check today's stock before placing your order.
This Double DVD (180min) is a simplified easy to understand guide to the operation of the Meade ETX Telescopes. Unlike other instructional aids, this DVD is clearly laid out and goes into great detail for instance on the polar alignment setup for photography.
Great Price at only £16.99
Beginners Guide To Equatorial Mounted Telescopes. DVD Video
Learn how to use your equatorial mounted telescope in 45 minutes!
Great Price at only £14.99
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