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Nikon 25446B D90 User's Manual - Page 264

The Low-Pass Filter, Clean Now

UPC - 689466140132

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The Low-Pass Filter The image sensor that acts as the camera's picture element is fitted with a low-pass filter to prevent moiré. If you suspect that dirt or dust on the filter is appearing in photographs, you can clean the filter using the Clean image sensor option in the setup menu. The filter can be cleaned at any time using the Clean now option, or cleaning can be performed automatically when the camera is turned on or off. ❚❚ "Clean Now" 1 Place the camera base down. Image sensor cleaning is most effective when the camera is placed base down as shown at right. 2 Display the Clean image sensor menu. Highlight Clean image sensor in the setup menu and press 2. 3 Select Clean now. Highlight Clean now and press 2. The message shown at right will be displayed while cleaning is in progress. The message shown at right will be displayed when cleaning is complete. n 244

Section	Page
Q&A Index	6
Table of Contents	10
For Your Safety	16
Notices	18
Introduction	21
Overview	22
Getting to Know the Camera	23
The Camera Body	23
The Mode Dial	26
The Control Panel	27
The Viewfinder	29
The Shooting Information Display	30
The Command Dials	33
Attaching the AN-DC1 Camera Strap	37
The BM-10 Monitor Cover	37
The DK-21 Viewfinder Eyepiece Cup	37
Camera Menus	38
Using Camera Menus	39
Help	41
First Steps	42
Charge the Battery	42
Insert the Battery	43
Attach a Lens	45
Basic Setup	47
Inserting Memory Cards	49
Adjust Viewfinder Focus	52
Basic Photography and Playback	53
“Point-and-Shoot” Photography (AUTO and AUTO (flash off ) Modes)	54
Step 1: Turn the Camera On	54
Step 2: Choose Shooting and Focus Modes	56
Step 3: Check Camera Settings	56
Step 4: Frame the Photograph	57
Step 5: Focus	58
Step 6: Shoot	59
Creative Photography (Scene Modes)	61
Portrait	61
Landscape	61
Close Up	62
Sports	62
Night Portrait	62
Framing Pictures in the Monitor (Live View)	63
Basic Playback	68
Deleting Unwanted Photographs	69
Recording and Viewing Movies (Live View)	70
More on Photography (All Modes)	73
Focus	74
Autofocus	74
Focus Point Selection	76
Focus Lock	77
Manual Focus	79
Image Quality and Size	81
Image Quality	82
Image Size	83
Release Mode	84
Continuous Mode	85
Self-Timer Mode	86
Using an Optional Remote Control	88
Using the Built-in Flash	90
Flash Mode	91
ISO Sensitivity	94
Two-Button Reset	95
P, S, A, and M Modes	97
Shutter Speed and Aperture	98
Mode P (Programmed Auto)	100
Mode S (Shutter-Priority Auto)	101
Mode A (Aperture-Priority Auto)	102
Mode M (Manual)	103
Exposure	107
Metering	107
Autoexposure Lock (P, S, and A Modes Only)	108
Exposure Compensation	110
Flash Compensation	111
Exposure and Flash Bracketing	112
White Balance	115
Fine-Tuning White Balance	117
Choosing a Color Temperature	119
Preset Manual	120
Picture Controls	128
Selecting Nikon Picture Controls	129
Modifying Existing Picture Controls	130
Creating Custom Picture Controls	133
Sharing Custom Picture Controls	135
Managing Custom Picture Controls	137
Active D-Lighting	139
Multiple Exposure	141
The GP-1 GPS Unit	144
More on Playback	147
Full-Frame Playback	148
Photo Information	149
Thumbnail Playback	155
Calendar Playback	156
Taking a Closer Look: Playback Zoom	158
Protecting Photographs from Deletion	159
Deleting Individual Photographs	160
Pictmotion	161
Slide Shows	163
Connections	165
Viewing Photographs on TV	166
Standard Definition Devices	166
High-Definition Devices	167
Connecting to a Computer	168
Before Connecting the Camera	168
Connecting the Camera	169
Printing Photographs	170
Menu Guide	179
The Playback Menu: Managing Images	180
Selecting Multiple Pictures	180
Delete	182
Playback Folder	182
Hide Image	182
Display Mode	183
Image Review	183
Rotate Tall	183
Pictmotion	183
Slide Show	184
Print Set (DPOF)	184
The Shooting Menu: Shooting Options	185
Set Picture Control	185
Manage Picture Control	185
Image Quality	185
Image Size	185
White Balance	185
ISO Sensitivity Settings	186
Active D-Lighting	186
Color Space	187
Long Exp. NR (Long Exposure Noise Reduction)	187
High ISO NR	188
Active Folder	189
Multiple Exposure	190
Movie setting	190
Custom Settings: Fine-Tuning Camera Settings	191
Reset Custom Settings	192
a: Autofocus	193
a1: AF-area Mode	193
a2: Center Focus Point	194
a3: Built-in AF-assist Illuminator	194
a4: AF Point Illumination	195
a5: Focus Point Wrap-Around	195
a6: AE-L/AF-L for MB-D80	196
a7: Live View Autofocus	196
b: Metering/Exposure	197
b1: EV Steps for Exposure Cntrl.	197
b2: Easy Exposure Compensation	197
b3: Center-Weighted Area	198
b4: Fine Tune Optimal Exposure	198
c: Timers/AE Lock	199
c1: Shutter-Release Button AE-L	199
c2: Auto Meter-off Delay	199
c3: Self-Timer	199
c4: Monitor off Delay	200
c5: Remote on Duration	200
d: Shooting/Display	200
d1: Beep	200
d2: Viewfinder Grid Display	201
d3: ISO Display and Adjustment	201
d4: Viewfinder Warning Display	201
d5: Screen Tips	202
d6: CL Mode Shooting Speed	202
d7: File Number Sequence	202
d8: Shooting Info Display	203
d9: LCD Illumination	203
d10: Exposure Delay Mode	203
d11: Flash Warning	203
d12: MB-D80 Battery Type	204
e: Bracketing/Flash	205
e1: Flash Shutter Speed	205
e2: Flash Cntrl for Built-in Flash	205
e3: Modeling Flash	211
e4: Auto Bracketing Set	211
e5: Auto FP	215
e6: Bracketing Order	215
f: Controls	216
f1: Illuminator Switch	216
f2: OK Button (Shooting Mode)	216
f3: Assign FUNC. Button	217
f4: Assign AE-L/AF-L Button	220
f5: Customize Command Dials	221
f6: No Memory Card?	221
f7: Reverse Indicators	221
The Setup Menu: Camera Setup	222
Format Memory Card	222
LCD Brightness	222
Clean Image Sensor	223
Lock Mirror up for Cleaning	223
Video Mode	223
HDMI	223
World Time	224
Language	224
Image Comment	225
Auto Image Rotation	225
Image Dust off Ref Photo	226
Battery Info	228
GPS	228
Eye-Fi Upload	228
Firmware Version	228
The Retouch Menu: Creating Retouched Copies	229
Creating Retouched Copies	230
D-Lighting	232
Red-Eye Correction	232
Trim	233
Monochrome	234
Filter Effects	235
Color Balance	236
Small Picture	236
Image Overlay	238
NEF (RAW) Processing	240
Quick Retouch	241
Straighten	241
Distortion Control	242
Fisheye	242
Side-by-Side Comparison	243
Recent Settings/My Menu	244
Recent Settings: Viewing Recent Settings	244
My Menu: Creating a Custom Menu	245
Technical Notes	247
Compatible Lenses	248
Compatible CPU Lenses	249
Non-CPU Lenses	250
Optional Flash Units (Speedlights)	253
The Nikon Creative Lighting System (CLS)	253
Flash Contacts	258
Other Accessories	259
Caring for the Camera	263
Storage	263
Cleaning	263
The Low-Pass Filter	264
Caring for the Camera and Battery: Cautions	268
Troubleshooting	270
Display	270
Shooting (All Modes)	271
Shooting (AUTO and Scene Modes)	272
Shooting (P, S, A, M)	272
Playback	273
Miscellaneous	274
Error Messages	275
Appendix	278
Available Settings and Defaults	278
Memory Card Capacity	282
Exposure Program	283
Bracketing Programs	284
Flash Control	285
Shutter Speeds Available with the Built-in Flash	285
Aperture, Sensitivity, and Flash Range	286
Specifications	287