Endoscope Special Rod Lenses
Material:
Optical Glass
Type:
N<3, N<0.5 for spherical surface
N λ/4~λ8 for flat surface
Surface Quality:
20/10~40/20
Diameter:
>Ø 0.7mm
Centering:
< 5’
Coating:
uncoated, or customized
Related Resource for reference
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Image Information in a Rigid Rod Lens Endoscope
Relay lens system: for image transport, also called as Image Reversal System (Rod Lens, Achromatic Doublets, GRIN Relay)
Click to Download The Tutorial for Endoscope
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