Nikon F100 User Manual

Page 32

Long Time Exposure

Diopter Adjustment/LCD Illuminator

Exposure

Rotate the Main-Command Dial to select buLb and
rotate the Sub-Command Dial to set the aperture.

• If buLb is selected in Manual exposure mode and the exposure mode is

changed to Shutter-Priority Auto, buLb blinks and the shutter locks.

• Continuous exposure of approx. 4 hours is possible with a fresh set of

alkaline-manganese batteries, and approx. 7 hours with lithium batteries.
Note that continuous exposure time is reduced when shooting at low
temperatures.

•

This function is useful for shooting nighttime scenes or stars, which
require extended exposure of more than 30 sec. The shutter will be
open as long as the shutter release button is kept fully depressed. (Use
of a tripod is recommended.)

Rotate the Main-Command Dial while pressing the
exposure mode button ∆ to select ¢ (Manual
exposure).

• Use the LCD illuminator (page 63) to view the LCD panel in the dark.

Compose picture, focus and shoot.

• The shutter will be open as long as the shutter release button is kept fully

depressed.

• Use of the optional remote cord (page 94) reduces camera shake.

•

The finder diopter enables near- or far-sighted photographers to adjust
the eyepiece diopter to suit their vision.

• Pull up and rotate the diopter adjustment knob while looking through the

viewfinder until the focus brackets in the viewfinder appear sharp. The
adjustable range of the finder diopter is –3m

–1

to +1m

–1

. Nine optional

eyepiece correction lenses provide a viewfinder diopter range of –5 to +3m

–1

NOTE: Using the diopter adjustment knob

Since the diopter adjustment knob is located next to the viewfinder, be
careful not to poke yourself in the eye with your finger or fingernail while
rotating the knob.

•

Displays in the LCD panel can be confirmed in the dark with the LCD
illuminator

• Rotate the power switch to Œ. The exposure meter turns on and the LCD

panel is illuminated in green.

• The power switch returns to the “on” position when you remove your finger

from the power switch, but illumination remains on as long as the exposure
meter is on. Illumination turns off after shutter release.

: The illuminator can be set to come on when any button is pressed

(page 74).

Composition

P500 (E) 02.12.27 5:48 PM Page 62