https://www.sonyalpharumors.com/sr3-sr5-the-new-rumored-e-mount-len...
(SR3-SR5) The new rumored E-mount lenses from Sony, Zeiss, Samyang, Sigma¡¦
These are the lenses that are likely to be announced in 2018 and 2019:
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(SR4) Sony 24mm f/1.4 GM FE
Probably coming at Photokina. The lens launch got delayed from Spring to Photokina because of noise issues. The new developed version will be slightly larger.
(SR5) Zeiss Batis 40mm f/2.0 CF FE lens
Announcement likely between Photokina and PhotoPlus. Specs:
Distagon optical design
The shortest shooting distance is 0.24 m
With focus limiter (Full / ¡Ä ~ 0.4 m / 0.5 m to 0.24 m)
Filter diameter is 67 mm
Batis Size close to 85mm (40mm is slightly smaller)
(SR4) Sigma 70-200mm f/2.8 FE lens:
This lens could be announced at Photokina.
(SR3) 200-600mm G FE:
I heard the 200-600mm FE is on the Sony roadmap and that it should be announced some time after the 400mm FE availability.
(SR3) 500mm and 600mm f/4.0 GM FE:
Both lenses are being developed by Sony and one of these could be announced in late 2019 at earliest.
(SR4) 135mm FE GM:
The lens is scheduled to be released in 2019. I am not 100% sure about the aperture but it should be f/1.8.
(SR4) Samyang:
One more Samyang AF lens will be announced this year
(SR4) Tokina:
New super wide FE lens and and new FE zoom to be announced between Photokina and early 2019
(SR4) Sigma 50mm f/1.4 APS-C E-mount lens:
Sigma should announce this new APS-C lens at Photokina
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https://photo.popco.net/58191