1. ALL DIMENSIONS ARE IN MILLIMETERS. "S]G+/I|iw 2. MATERIAL: OPTICAL GLASS PER MIL-G-174 {/FdrS TYPE: HZK21 CDGM NO.623581 cR{F|0X NP 1.6230 ± V ± 58.2 V3%
>TNp STRIAE GRADE , ANNEAL |KR8=-!7 MELT NO. v<Ywfb 3. 'P' PITCH POLISH TO TEST PLATE WITHIN ew \WV" POWER AND IRREGULARITY INDICATED. *rgF[
: 4. MANUFACTURE PER MIL-O-13830 P BVF'~f@j 5. SURFACE QUALITY fikDpR 6. 'C' MAGNESIUM FLUORIDE COATING PER MI g~ii^[W FOR MAX TRANSMISSION AT MILLI J-|&[-Z
7. 'G' FINE GROUND & BLACKENED PER k|czQ"vaI 8. BEVEL EDGES AT 45 DEG TO MAX FA n$lVmQ6 9. DIAMETER TO FLAT IS (REF) #bJp)&LO WITH SURFACE SAG OF ON SURFA
kylewen
2021-05-06 11:33
kylewen:1. ALL DIMENSIONS ARE IN MILLIMETERS. #1C]ZV] B 2. MATERIAL: OPTICAL GLASS PER MIL-G-174 W':b6}? TYPE: HZK21 CDGM NO.623581 <@# g2b NP 1.6230 &n .. (2021-05-06 11:32) h-//v~V)