本帖最後由 take-that 於 2017-9-6 02:55 PM 編輯
http://www.metabones.com/article ... 0.50x_Press_Release
Metabones Nikon G to Pentax Q Speed Booster Q666 0.50x Specifications: Color: Black Satin exterior; Black Matte interior Magnification: 0.50x Crop Factor for Pentax Q, Q10: 2.8x Crop Factor for Pentax Q7, Q-S1: 2.3x Maximum Output Aperture: f/0.666 (with f/1.2 lens attached) Rectilinear Distortion: < 0.666% Lens Elements/Groups: 6/4 Length Reduction: 10.1 mm Supported Cameras: Pentax Q, Q10, Q7, Q-S1 Camera Mount: Pentax Q-mount Image Format: 7.44 mm x 5.58 mm (1/1.7”) Lens Mounts: Nikon F/G Lens Compatibility: Any full-frame (36 mm x 24 mm format) or DX format (APS-C) lens with the appropriate mount can be used. Special Features: Long-throw clickless aperture ring on Nikon F/G version Dimensions: 27 x 76 x 72mm for Nikon F/G version Weight: 193 grams for Nikon F/G version Tripod Mount: Robust removable type with Arca Swiss compatibility
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