25mm Dia. x 400mm FL Uncoated, DCX N-K5 Lens

Diameter (mm):

25.00 +0.00/-0.10

Effective Focal Length EFL (mm):

400.00 @ 587.6nm

Back Focal Length BFL (mm):

398.75

Coating:

Uncoated

N-K5

Surface Quality:

40-20

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

Focal Length Tolerance (%):

±1

Centering (arcmin):

Center Thickness CT (mm):

5.00 ±0.10

Edge Thickness ET (mm):

4.63

Clear Aperture CA (mm):

f/#:

16.00

Numerical Aperture NA:

0.03

Type:

Double-Convex Lens

Bevel:

Protective bevel as needed

Wavelength Range (nm):

330 - 2500

Regulatory Compliance

RoHS:

Compliant

Certificate of Conformance:

View

Product Family Description

N-K5 Substrate
Various Anti-Reflection (AR) Coatings
PCX and DCX Options Available

N-K5 Lenses are available in various diameters, focal lengths, as well as Plano-Convex and Double-Convex form factors. Anti-reflective coatings covering the VIS to NIR make these ideal for multiple applications.

Title	Type	Stock Number	Price	Buy
25/25.4mm Diameter, C-Mount Thick Optic Mount	Fixed	#56-354	€89,10 Qty 5+ €79,00 Request Quote	In Stock ×
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25.0/25.4mm Optic Dia., X-Y-Z Translating Optic Mount	Adjustable - Linear (XYZ)	#62-959	€496,00 Qty 5+ €446,40 Request Quote	3-4 days ×
25.0mm Optic Dia., Optic Mount	Fixed	#64-560	€44,00 Qty 10+ €39,60 Request Quote	Contact Us ×
30mm Cage 25/25.4mm Diameter Thick Lens Mount	Fixed	#85-588	€39,00 Request Quote	3-4 days ×
25.0/25.4mm Optic Dia., L-Slot Direct Mount	Fixed	#36-410	€63,00 Request Quote	3-4 days ×
25.0/25.4mm Optic Dia., L-Slot and Rotation Direct Mount	Adjustable - Rotary	#36-411	€91,00 Request Quote	3-4 days ×
25.0/25.4mm Optic Dia., Side Flange Direct Mount	Fixed	#36-414	€63,00 Request Quote	3-4 days ×
25mm Thick Inner Pair Optic Mounts	Fixed	#11-054	€61,00 Qty 5+ €57,00 Request Quote	3-4 days ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, M4	Fixed	#13-787	€19,00 Qty 5+ €18,10 Request Quote	In Stock ×
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25.0/25.4mm Optic Dia., 5 Axes Optical Mount	Adjustable - Linear (XYZ) & Tip-Tilt	#13-776	€691,00 Qty 5+ €656,60 Request Quote	3-4 days ×