Tokina AT-X 12-28 mm f/4 Pro DX

Mistral75 · 03-15-2013, 04:04 AM

This could well be the Tokina version of the "DA Wide Zoom" one sees on the Pentax roadmap.

(click to obtain a bigger picture)

It was announced at CP+ (Yokohama, 31 January - 3 February 2013). Tokina just published additional details concerning this lens:

AT-X 12-28 PRO DX | ????? | ????

- Optical formula: 14 elements, including 2 aspherical ones (in yellow and in green in the diagram below) and 2 made of Ultra Low Dispersion glass (Hoya new glass, close to fluorites; in purple in the diagram below) in 12 groups

- Low-noise SD-M (Silent Drive Module) autofocus, probably close to Pentax's SDM
- Push-pull AF-MF focus clutch
- 9 aperture blades
- Minimum focusing distance: 0.25m (a bit less than 10")
- Maximum magnification ratio: 0.2x / 1:4.94
- Filter diameter: 77mm
- Dimensions: 84mm (diameter) x 90.2mm (length)
- Weight: 530g
- Sold with petal-shaped hood
- Price in Japan: JPY90,000 (a bit more than USD900)
- Available in late April (Nikon mount) and late June (Canon mount)

Last edited by Mistral75; 03-19-2013 at 06:16 AM.

jimr-pdx · 03-15-2013, 05:13 PM

You win

I was about to post this but couldn't find the rumor section. Those specs do sound familiar; we shall see!

03-15-2013, 04:04 AM	#1
Mistral75 Pentaxian Join Date: Feb 2009 Location: Paris, France Posts: 7,527	Tokina AT-X 12-28 mm f/4 Pro DX This could well be the Tokina version of the "DA Wide Zoom" one sees on the Pentax roadmap. (click to obtain a bigger picture) It was announced at CP+ (Yokohama, 31 January - 3 February 2013). Tokina just published additional details concerning this lens: AT-X 12-28 PRO DX \| ????? \| ???? - Optical formula: 14 elements, including 2 aspherical ones (in yellow and in green in the diagram below) and 2 made of Ultra Low Dispersion glass (Hoya new glass, close to fluorites; in purple in the diagram below) in 12 groups - Low-noise SD-M (Silent Drive Module) autofocus, probably close to Pentax's SDM - Push-pull AF-MF focus clutch - 9 aperture blades - Minimum focusing distance: 0.25m (a bit less than 10") - Maximum magnification ratio: 0.2x / 1:4.94 - Filter diameter: 77mm - Dimensions: 84mm (diameter) x 90.2mm (length) - Weight: 530g - Sold with petal-shaped hood - Price in Japan: JPY90,000 (a bit more than USD900) - Available in late April (Nikon mount) and late June (Canon mount) Last edited by Mistral75; 03-19-2013 at 06:16 AM.

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03-15-2013, 05:13 PM	#2
jimr-pdx Pentaxian Join Date: May 2010 Location: now 1 hour north of PDX Photos: Gallery \| Albums Posts: 3,897	You win I was about to post this but couldn't find the rumor section. Those specs do sound familiar; we shall see!