description

item

design value

unit

design wavelength

1550

mm

clearaperture (ca)

left

1.00

mm

clearaperture (ca)

right

0.84

mm

numerical aperture (na)

0.18

-

effective focal length (efl)

2.778

mm

objective distance

mm

working distance

2.3

mm

outer dianeter (od)

1.2*1.2*0.78

mm

center thickness (ct)

0.85

mm

optical glass material

k-vc89

sumita

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