Nikon AF DX Fisheye Nikkor Operating instructions

JAA62951-R.3615.A
作成承認印 配布許可印
REPAIR MANUAL
NIKON CORPORATION
Tokyo, Japan
Recycled paper
Printed in Japan Sept. 2003
Copyright ｃ 2003 by Nikon Corporation.
All Rights Reserved.
TEMPORARY
AF DX Fisheye Nikkor ED 10.5mm f/2.8G

JAA62951-R.3615.A
- M1 ･AF DX10.5/2.8G -
Model
Focal distance
Maximum aperture
Lens structure
Aperture
Angle of View
Distance scale
Minimum focus distance
Maximum shooting magnication
Diaphragm
Metering
Filter
Hood
Size
Weight
Nikon F mount CPU built-in G type, AF DX Fisheye lens
10.5 mm （Approx. 16 mm in 35 mm format）
1：2.8
11 elements in 7 groups (built-in 1 ED glass)
Rounded diaphragm with seven-blade opening
180°（D2H, D1 series, D100-mounted）
∞～0.14 m, 0.46ft
0.14 m
0.2
Full automatic
Full aperture in CPU camera body
Gelatin lter holder can be put in the rear of lens.
Fixed ower-shape barrel-type hood
Approx. 63 mm (Max.dia.)×62.5 mm (Length:From the bayonet reference surface to the lens end）
Approx. 305g
Specications
This lens is dedicated to Nikon Digital SLR Cameras.

JAA62951-R.3615.A
- L1･ AF DX10.5/2.8G -
Disassembly
#10
#11
#12
Rubber ring
Rear cover ring
#57×2
Gelatin lter holder
#58×3
Rear cover ring
Rear cover ring・Gelatin lter holder
① Take out 3 screws (#58) and detach the
rear cover ring.
② Turn the gelatin lter holder clockwise
to pull it in the direction indicated by the
arrow.
③ Remove the 2 AF connecting screws
(#57).

JAA62951-R.3615.A
- L2･ AF DX10.5/2.8G -
Lens group unit
#45×3
Front lens group
Rear lens group
#43A ～D
Caution：
In case the rear lens group is detached, it is necessary to inspect the
resolving power after assembly.
Therefore, if such an inspection cannot be made at service agencies, do
NOT detach the rear lens group.
#21×3
#56×3
#47
#46
Aperture blade unit
Bayonet unit
Bayonet unit / Aperture blade unit
① Take out 3 screws (#56) to remove the bayonet unit.
② Remove the coupling gear (#47) and the washer (#46).
③ Take out 3 screws (#57) to remove the aperture blade unit.

JAA62951-R.3615.A
- L3･ AF DX10.5/2.8G -
・Lift the bayonet unit slightly from the lens,
then disengage the pin of the blade actuating
plate and the aperture coupling lever unit.
Point to notice for removing Bayonet unit
External barrel/ Hood
#14×3
#15×3
Hood
External barrel
・ Take out 3 screws (#40) to remvoe the external barrel.
・ Turn the focus ring up to the innity-end, and remove 3
screws (#15) and 3 guide rollers (#14).
Gear unit
Gear unit #38×2
#40×3

JAA62951-R.3615.A
- L4･ AF DX10.5/2.8G -
Encoder brush
Focus ring
・Turn the focus ring in the
direction indicated by the
arrow, and remove it at the
position shown left.
Focus ring
#30×2
#31×2
#32×2
#33
#34
#17
#16
#19×2
#18×2
① Take out 2 screws (#19) to remove 2 insulating
collar (#18), the brush sheet (#17), and the
encoder brush (#16).
② Take out 2 screws (#30).
③ Unscrew #34 to remove the FPC retaining plate
(#33).
④ Remove 2 stoppers for focus ring (#31) and 2
screws (#32).

JAA62951-R.3615.A
- L5･ AF DX10.5/2.8G -
Screw × 2
Guide roller × 2
Fix-ring
Inner helicoid
Fix-ring
Inner helicoid
Front helicoid group Rear helicoid group

JAA62951-R.3615.A
- L6･ AF DX10.5/2.8G -
#36
FPC assembly

JAA62951-R.3615.A
- L7･ AF DX10.5/2.8G -
Inner helicoid
FPC assembly
Front helicoid group Rear helicoid group
・Assemble the front and rear helicoid
groups by matching the edge "A part" of
the front helicoid group and the middle
position of the notch "B part" of the rear
helicoid group.
Note: After pushing them to reach the
innermost part, check if the positions are as
below.
A part B part
Front helicoid
group
Rear helicoid group
Fix-ring
FPC assembly
Reference position for attaching the FPC assembly.
#36
Positions after the above assembly
Assembly
Grease: FC-4
Grease: FC-4

JAA62951-R.3615.A
- L8･ AF DX10.5/2.8G -
Fix-ring
Helicoid
Fix-ring
・Assemble the helicoid and x-ring by
matching the both notches,（as shown at
the left position.）
Note: After pushing them to reach the
innermost part, check if the positions are
as below
Positions after the above assembly
Fix-ring
Helicoid
Focus ring
・After assembling the focus ring
at the left position, turn it in the
direction indicated by the arrow.
Focus ring
Grease: FC-4
Grease：I-40
Screw × 2
Guide roller ×2