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VBA20001-R.3720.A
Items Judgment standard Remarks
External view
Step
(height difference)
Gap
Btwn top cover & apron: 0.2 mm or less
Other parts: 0.3 mm or less
Moving parts: 0.5 mm or less
Btwn Top cover & Apron: 0.2 mm or less
Btwn Top display panel window (surrounding) & Top cover:
0.45 mm or less
Sub-command dial gap (lower part): 0.3mm ± 0.3 mm or less 0.3mm ± 0.3 mm or less0.3mm ± 0.3 mm or less
SB case & Top cover; SB case & Apron (when built-in
speedlight is stored) : 0.5 mm or less
Btwn Diopter adjusting knob (upper part) & Top cover :
0.7 mm or less
Btwn Metering mode selector dial (upper part) & Top cover :
0.6 mm or less
Other parts: 0.3 mm or less
Moving parts: 0.5 mm or less
Visual check
Digital micrometer
Visual check
Thickness gauge
Size / Force
Shutter release button
Aperture lever
Main mirror
Sub-mirror
∞ Infinity focus
Protrusion: -3.95 ± 0.2 mm
Halfway pressing force: 83 ± 15 g
Halfway pressing stroke: 0.5 ± 0.1 mm
Releasing force: 320 ± 50 g
Releasing stroke: 0.3 ± 0.1 mm ( (Half-release pressing ON)
Extra stroke after releasing button: 0.4 mm or more
Difference btwn Half-releasing and Full pressing force:
235 ± 50g
3.4 height: 3.4 +0.1/-0.05 mm
45 ゜ angle: Up-down ± 10'
Right-left ± 25'
Distortion: 6' or less
Clearance for up-mirror in mirror box: None
Play: 0.2 mm or less
59 ゜ angle: Up-down 0’ +5’/-35’
Right-left ± 20’
Distortion: 8’ or less
±80 μm
Digital micrometer
Tension gauge
3.4 height gauge
Collimator
Main mirror tool
Visual check
Feeling in hand
Sub-mirror tool
Inspection standards
Additional Page
Feb.1st.2008