Optical Instrument Lens - Page 27 of 66

1647 part numbers
278423PC7
View Part NSN 6650-00-382-1260
  • Diameter: 1.417 inches
  • Axial Thickness: 0.256 inches
  • Equivalent Focal Length: 2.712 inches
  • Back Focal Length: 2.626 inches
  • Front Focal Length: 2.626 inches
278424-2
View Part NSN 6650-00-152-8108
  • Diameter: 1.693 inches
  • Axial Thickness: 0.236 inches and 0.177 inches
  • Compound Lensaxial Thickness: 0.413 inches
  • Compound Lens Edge Thickness: 0.383 inches
  • Equivalent Focal Length: 28.807 inches
278425PC13
View Part NSN 6650-00-155-1424
  • Diameter: 63.0 millimeters
  • End Application: Rangefinder mk46
  • Compound Lensaxial Thickness: 46.0 millimeters
  • Equivalent Focal Length: 134.480 centimeters
  • Back Focal Length: 134.450 centimeters
278694-8
View Part NSN 6650-00-155-1356
  • Diameter: 0.315 inches
  • Axial Thickness: 0.118 inches and 0.039 inches
  • Compound Lensaxial Thickness: 0.157 inches
  • Compound Lens Edge Thickness: 0.134 inches
  • Equivalent Focal Length: 1.110 inches
278694PC13
View Part NSN 6650-00-155-1710
  • Diameter: 0.590 inches
  • Axial Thickness: 0.118 inches and 0.059 inches
  • Compound Lensaxial Thickness: 0.177 inches
  • Compound Lens Edge Thickness: 0.156 inches
  • Equivalent Focal Length: 4.204 inches
278694PC14
View Part NSN 6650-00-155-1764 Cross Reference: 745659PC1
  • Diameter: 5.0 millimeters
  • End Application: Rangefinder mk57
  • Compound Lensaxial Thickness: 3.3 millimeters
  • Equivalent Focal Length: 2.700 centimeters
  • Back Focal Length: 2.720 centimeters
278694PC2
View Part NSN 6650-00-155-1361
  • End Application: Rangefinder mk57
  • Compound Lensaxial Thickness: 12.2 millimeters
  • Equivalent Focal Length: 36.360 centimeters
  • Back Focal Length: 36.400 centimeters
  • Front Focal Length: 35.040 centimeters
278694PC3
View Part NSN 6650-00-155-1360
  • Diameter: 39.2 millimeters
  • End Application: Rangefinder mk57
  • Compound Lensaxial Thickness: 73.1 millimeters
  • Abbe Constant: 64.500 and 36.600 and 64.500
  • Compound Lens Style: Dialyte
278698PC6
View Part NSN 6650-00-155-1749
  • Diameter: 51.0 millimeters
  • End Application: Rangefinder mk51
  • Compound Lensaxial Thickness: 19.1 millimeters
  • Equivalent Focal Length: 44.580 centimeters
  • Back Focal Length: 48.720 centimeters
278701PC3
View Part NSN 6650-00-155-1732
  • Diameter: 94.0 millimeters
  • Length: 24.1 millimeters
  • Axial Thickness: 24.1 millimeters
  • Refraction Index: 1.5170 and 1.6170
  • Abbe Constant: 36.600 and 64.500
278701PC7
View Part NSN 6650-00-155-1729
  • Diameter: 2.440 inches
  • Axial Thickness: 0.315 inches and 0.244 inches
  • Compound Lensaxial Thickness: 0.559 inches
  • Compound Lens Edge Thickness: 0.530 inches
  • Equivalent Focal Length: 46.322 inches
278702-10
View Part NSN 6650-00-026-8134 Cross Reference: 278702PC10
  • Diameter: 2.440 inches
  • Axial Thickness: 0.315 inches and 0.236 inches
  • Compound Lensaxial Thickness: 0.551 inches
  • Compound Lens Edge Thickness: 0.503 inches
  • Equivalent Focal Length: 31.656 inches
278702-12
View Part NSN 6650-00-026-8136 Cross Reference: 278702PC12
  • Diameter: 1.378 inches
  • Axial Thickness: 0.354 inches
  • Equivalent Focal Length: 2.244 inches
  • Back Focal Length: 2.244 inches
  • Front Focal Length: 2.018 inches
278702PC10
View Part NSN 6650-00-026-8134 Cross Reference: 278702-10
  • Diameter: 2.440 inches
  • Axial Thickness: 0.315 inches and 0.236 inches
  • Compound Lensaxial Thickness: 0.551 inches
  • Compound Lens Edge Thickness: 0.503 inches
  • Equivalent Focal Length: 31.656 inches
278702PC11
View Part NSN 6650-00-026-8135
  • Diameter: 2.283 inches
  • Axial Thickness: 0.345 inches and 0.276 inches
  • Compound Lensaxial Thickness: 0.622 inches
  • Compound Lens Edge Thickness: 0.577 inches
  • Equivalent Focal Length: 27.562 inches
278702PC12
View Part NSN 6650-00-026-8136 Cross Reference: 278702-12
  • Diameter: 1.378 inches
  • Axial Thickness: 0.354 inches
  • Equivalent Focal Length: 2.244 inches
  • Back Focal Length: 2.244 inches
  • Front Focal Length: 2.018 inches
279363PC6
View Part NSN 6650-00-155-1942 Cross Reference: G10794PC6
  • Diameter: 19.5 millimeters
  • End Application: Rangefinder mk35
  • Axial Thickness: 4.0 millimeters
  • Equivalent Focal Length: 3.409 centimeters
  • Back Focal Length: 3.409 centimeters
279422PC3
View Part NSN 6650-00-155-2880 Cross Reference: G11060PC3
  • Diameter: 28.0 millimeters
  • End Application: Rangefinder mk51
  • Compound Lensaxial Thickness: 8.0 millimeters
  • Equivalent Focal Length: 14.057 centimeters
  • Back Focal Length: 13.705 centimeters
279495PC4
View Part NSN 6650-00-155-1614
  • Diameter: 43.0 millimeters
  • End Application: Periscope mk20
  • Axial Thickness: 4.3 millimeters
  • Equivalent Focal Length: 21.820 centimeters
  • Back Focal Length: 21.530 centimeters
279516
View Part NSN 6650-00-382-1961 Cross Reference: LD172600PC26
  • Compound Lens Style: Doublet
279516-3
View Part NSN 6650-00-155-1848
  • Diameter: 1.496 inches
  • Axial Thickness: 0.236 inches
  • Equivalent Focal Length: 5.162 inches
  • Back Focal Length: 5.006 inches
  • Front Focal Length: 5.162 inches
2837242
View Part NSN 6650-00-562-0291
  • Compound Lens Edge Thickness: 6.908 millimeters
  • Compound Lens Style: Doublet
  • Individual Lens Style: Double convex and plano-convex
  • Material: Glass grades bk-7 and grade sf-12-fscm 22403
  • Material: Glass grades bk-7 and grade sf-12-fscm 22403
289-F2
View Part NSN 6650-01-466-5997
  • Axial Thickness: 180.0 millimeters
  • Material: Any acceptable
2D7166
View Part NSN 6650-01-464-4970
  • Axial Thickness: 0.125 inches
  • Material: Glass, borosilicate
  • Material: Glass, borosilicate
2D9302
View Part NSN 6650-01-666-8143
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