Quantcast Table C-1 Prisms and Mirrors

 

Click here to make tpub.com your Home Page

Page Title: Table C-1 Prisms and Mirrors
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

Share on Google+Share on FacebookShare on LinkedInShare on TwitterShare on DiggShare on Stumble Upon
Back
Appendix C. QUALITY ASSURANCE INSPECTION INSTRUCTIONS OPTICAL MATERIAL-PRESSURIZED ITEMS
Up
SB-740-95-700 Stotage Serviceability Standards for AMCCOM Material Fire Control Items Manual
Next
Table C3. Eye Lens
SB 74-95-700
TRC 5OP
will be permitted providing they are stoned or ground and
as superimposed on reticle shall have no more than 3
do not extend more than 1/16 inch into the clear
pieces of dirt or other foreign matter greater in size than
aperture.  The presence of chips on the reticle,  and
the width of the smallest reticle line or a total of 5 pieces
between the reticle and eyelens will be permitted
over entire reticle surface.  Foreign matter on other
provided they are ground or stoned and do not extend
optics shall be treated as pits and digs, but should never
into the clear aperture. Areas that have been stoned or
exceed the size given in the applicable table(s). Should
ground will not cast a shadow on the prism or permit
such a condition exist classify the item as a major
seepage of sealing compound. Should such a condition
defective.
(8) Coating. Optics with not more than 25 per-
exist, classify the item as a major defective.
(5) Scratches and lint. Scratches and lint will be
cent  of  the  coating  deteriorated,  will  be
permitted provided the total effect of such discrepancies
acceptable provided the deterioration is not concentrated
do not exceed that allowed in the applicable table(s)
in a given area.
Crushes or rubs not heavily
cited in paragraph (12).  For example, the number of
concentrated are permissible provided they do not
discrepancies may exceed that specified in the table, if
extend into the optic surface. Should such a condition
the dimensions of such discrepancies are proportionally
exist classify the item as a major defective.
(9) Cement separation. Cement separation shall
smaller than that specified in the table(s). Likewise, if
the number of discrepancies are considerably less than
not be permitted. Should such a condition exist classify
that permitted in the table(s), they may be proportionally
the item as a major defective.
(10)  Polished  surfaces.
larger that the maximum specified in the table. However,
Polished  opticle
no discrepancy will exceed the table(s), size 80. Should
surfaces shall show no evidence of greyness or stain.
such damage be found to exceed the table(s), size 80, or
Should such a condition exist, classify the item as a
as described above; classify the item as a major
minor defective.
defective.
(11)  Radioluminous  items.
Failure  of
(6) Digs, pits, and bubbles.  Digs, pits and
radioluminous items to provide illumination is a major
bubbles will be permitted in accordance with criteria
defect.  Do not open, vent or purge any instrument
given in the table(s) cited below.  deviation from the
containing a radioluminous source if there is no
criteria given in the table(s) are permissible as specified
illumination in the assembly.  The local Radiological
for scratches cited in (e) above.
However, no
Protection Officer (RPO) must be notified, and the
discrepancy will exceed a size 50. Should such damage
defective unit will be replaced by a serviceable one.
be found to exceed the table(s), size 50, or paragraph (e)
Radioluminous sources shall be inspected by another
above, classify the item as a major defective.
appendix in this SB.
(7) Dirt. With reticle focused by means of the
(12) Tables
eyepiece, the central area of reticle, and/or field lens
Table C-1 Prisms and Mirrors
Eye
Surface
Number of
Size of
Area (see
Number of
Scratch
Maximum
Pits, Digs
Pits, or
note 1)
Scratches
Size
Length
or Bubbles
Bubbles
Up to 1.250
4
60
1/5
4
40
1.251-2.250
6
60
1/4
5
40
2.251-up
8
60
5/16
6
40
Table C-2. Field Lens (see note 2)
Eye
Surface
Number of Size of
Area (see
Number of
Scratch
Maximum
Pits, Digs
Pits, or
note 1)
Scratches
Size
Length
or Bubbles
Bubbles
Up to 1.250
3
60
1/8
3
10
1.251-2.250
3
80
3/16
3
20
2.251-up
3
80
1/4
3
40
C-2

Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc.
6230 Stone Rd, Unit Q Port Richey, FL 34668

Phone For Parts Inquiries: (727) 493-0744
Google +