cut-ball lenses0 pages
cbric
doric lenses
cut-ball lenses
Cut-ball microlenses are made from ball lenses and are widely used in endoscopy and microscopic applications. When complemented with
glass spacers of appropriate thickness, cut-ball microlenses become excellent fiber optic collimators.
The NA of these lenses is proportional to refractive index of the glass spacers. A special case of cut-ball lenses are half ball lenses. These
lenses can be used as fiber-optics collimators. In order to accommodate different fiber-arrays pitch, the edge of the lens may be ground to a
desired width.
SPECIFICATIONS | VALUE | |
Lens Type | CUT-BALL LENS | |
Material | FUSED SILICA BK7 LaSFN9 | |
Operating Wavelength | A | 400 - 1600 nm |
Available ball diameter | 0 | 0.3 to 10 mm |
Diameter tolerance | AO | +/- 5 |jm |
Central Thickness | CT | Typically half-diameter, but can be adjusted |
AR coating | AR | 2S-VIS : broad band 2 side AR coating @ 600 - 900 nm 2S-NIR : broad band 2 side AR coating @ 750 - 1100 nm |
NOTE | custom diameter and custom AR coating are available upon request |
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CUT-BALL LENS (12/07) CO TIC
www.doriclenses.com _
418.877.5600 doric lenses
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