En24c Turn the camera power off, alignthe mounting indexes on the lensand camera and then twist the lenscounterclockwise until it locks intoplace. (Fig. 4)• Mounting the lens to a camerawhile camera’s power is on, mayprevent the camera from operatingcorrectly.5. Using bayonet hood HB-41Align the lens hood attachment index ( )on the hood (either of two indexes) withthe lens hood mounting index on the lens,and turn the hood clockwise until it clickstops to secure.• Make sure that the lens hood mountingindex aligns with the lens hood settingindex ( ).• If the lens hood is not correctly attached,vignetting can occur.• To facilitate attachment or removal of the hood,hold it by its base around the lens hoodattachment index rather than its outer edge.• To store the lens hood, attach it in the reverse position.6. Determining exposureWhen using the Nikon D3 or D300 cameraa Set the shift and tilt amount to 0 byrotating the shift and tilt knobs. (Fig. 2)b Set the camera’s exposure mode.c With A or M exposure mode, set the apertureusing the aperture ring or the camera’scommand dial. When using the camera’scommand dial, set the aperture to minimumaperture lock (L) (Fig. 6).With P or S mode, set the aperture usingthe camera’s command dial.Fig. 4Fig. 6Fig. 5