Canon RF 135mm F1.8L IS USM specs
Technical Data Manufacturer Canon Model RF 135mm F1.8L IS USM Web www.canon.co.uk Elements/construction 17 elements in 12 groups (3x UD, ASC, SSC) IS ≤ 5.5 stops Angle of view (h,v,d) 15°, 10°, 18° Max aperture F1.8 (9x blades) Min aperture F16 Min focus distance 0.7 m (2.3 ft) AF/M Nano USM Mount RF mount Filter size 82 mm Length 130.3 mm (5.1 in.) Diameter 89.2 mm (3.5 in.) Weight 935 g (2.1 lb) Price £2,399 inc VAT ($2,299) Check prices of the Canon RF 135mm F1.8L USM at the following retailers: WEX Photo (UK)| Park Cameras (UK) | Canon Store (UK/Eur) B&H Photo (US) | Adorama (US) |…
Nikon Nikkor Z 135mm F1.8 S Plena lens announced
Nikon has announced the Nikkor Z 135mm F1.8 S Plena lens, which is said to be optimised for out-of-focus highlights, after teasing the new model on YouTube. The Plena lens adopts 16 elements in 14 groups and includes one element using a relatively new type of glass from Nikon called an SR (Short-wavelength Refractive) element: “Nikon’s original SR (Short-wavelength Refractive) lens is a high- and specialized-dispersion glass lens featuring characteristics to greatly refract light with wavelengths shorter than that of blue. By controlling short-wavelength light that is difficult to compensate, light of various specific wavelengths can be more effectively collected achieving highly precise chromatic aberration compensation. Because this lens can…
