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278694PC3

Optical Instrument Lens

Model / MPN: 278694PC3 | NSN: 6650-00-155-1360

An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see window, optical instrument. Excludes reticle, optical instrument.

Product Details

NATO Stock Number

6650-00-155-1360

Sold in multiples of

1 EA

DEMIL

DEMIL/MLI

Diameter

39.2 millimeters

End Application

Rangefinder mk57

Axial Thickness

8.2 millimeters and 4.0 millimeters and 4.5 millimeters

Compound Lensaxial Thickness

73.1 millimeters

Equivalent Focal Length

43.090 centimeters or 199.610 centimeters or 35.050 centimeters

Back Focal Length

43.050 centimeters or 199.610 centimeters or 30.630 centimeters

Front Focal Length

42.230 centimeters or 199.810 centimeters or 30.630 centimeters

Refraction Index

1.5170 and 1.8170 and 1.5170

Abbe Constant

64.500 and 36.600 and 64.500

Compound Lens Style

Dialyte

Individual Lens Style

Double convex and meniscus diverging and plano-convex

Element Left Surface Radius

196.1 millimeters and -171.0 millimeters and 1033.0 millimeters

Element Right Surface Radius

171.0 millimeters and 2090.2 millimeters and 0.0 millimeters

Material

Glass, optical, jan-g-174

Material

Glass, optical, jan-g-174

278694PC Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

278694PC3 Cross Reference

278694PC3