Featuring electronic chip and communication, this adapter enables support focus prompt.
Through the use of an optical glass correction lens, this adapter is designed to maintain infinity focus.
The all-metal adapter is designed to fit the lens securely, yet can still be removed easily when not needed.
Although the lens will fit physically, automatic diaphragm (AE metering), or other auto functions are not retained using this adapter.
Both camera-side and lens-side of the adapter are made of metal, precision-machined and plated with chromium
Precise fit and solid connection - lens has no play, gap or wiggling when mounted on adapter and no adjustments are required to fit your lens.
Designed to reach infinity focus while maintaining the correct registration distance required to support CRC lenses or lenses with floating elements.
Satin surface finish
EXIF is fixed 50mm F1.4/F1.6/F1.8/F2.0/F2.2/F2.5/F2.8/F3.2/F3.5/F4.0.
1. The EOS autofocusing system doesn't support as less as F5.6. Before your capturing, you have to focusing with MAX aperture and stop down to capturing.
2. Not all Digital EOS camera has this extra power switch. It only exists on most Film EOS cameras, 1-series Digital EOS cameras and D30/D60. Newer consumer grade Digital EOS cameras do not have this switch at all so you do not need to care about it when using these camera models.
M42 Screw Mount Lens
Canon EOS Mount Camera
(such as:850D/250D/90D/4000D/2000D/6D II/200D/77D/5D IV/1300D/80D/5DS/5DS R/760D/750D/7D II/6D/7D/5DIII/5DII/100D/700D/650D/600D/550D/1100D/1000D/500D/70D/60D/50D/40D..etc)
Do Not work with 30, 30V & 33V and 1D series.
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