Small Lens Units
Sumita Endoscope Lens

Endoscope Lenses/ Lens Units

Objective lens units for 1/6, 1/9, 1/11, and 1/18 CMOS image sensors
All the lenses are aspheric lenses, enabling bright and deep depth-of-field.
1/18 lenses are ideal for small-diameter endoscopes for medical and industrial use.

1/6 Series

  • 1/6 SEL140-038

Specifications

Model 1/6 SEL140-038
CMOS size 1/6 inch
Image circle 3.1 mm
Cover Glass*2 0.4 mm
Object distance 8 mm
Depth of field 5 mm - 100 mm
Angle of view 140°
F-number*3 4.5
Back focus*4 1.0mm
Distortion <50%
Relative illumination >45%
Chief ray angle <35°
Outer diameter φ3.8 mm
Total length 3.5 mm
IR cut filter
Sapphire cover glass
  • *1 Suitable for OmniVision's OH02A1S and OV2740
  • *2 A Cover glass is not included in standard types.
  • *3 F-number is adjustable upon request.
  • *4 Cover glass thickness is not included.
  • *5 Above are only our standard specifications. Custom specifications are available upon request.
  • *6 Specifications may change without notice.

1/9 Series

  • 1/9 SEL140-027

Specifications

Model 1/9 SEL140-027
CMOS size 1/9 inch
Image circle 2.05 mm
Cover Glass*2 0.4 mm
Object distance 8 mm
Depth of field 4 mm - 100 mm
Angle of view 140°
F-number*3 4.5
Back focus*4 0.5 mm
Distortion <50%
Relative illumination >45%
Chief ray angle <35°
Outer diameter φ2.7 mm
Total length 2.65 mm
IR cut filter
Sapphire cover glass
  • *1 Suitable for OmniVision's OV9734
  • *2 A Cover glass is not included in standard types.
  • *3 F-number is adjustable upon request.
  • *4 Cover glass thickness is not included.
  • *5 Above are only our standard specifications. Custom specifications are available upon request.
  • *6 Specifications may change without notice.

1/11 Series

  • 1/11 SEL140-020L

  • 1/11 SEL140-020

Specifications

Model 1/11 SEL140-020L 1/11 SEL140-020
CMOS size 1/11 inch
Image circle 1.49 mm
Cover Glass*2 0.15 mm
Object distance 8 mm
Depth of field 3 mm - 100 mm
Angle of view 140°
F-number*3 4 to 6
Back focus*4 0.52 mm 0.38 mm
Distortion <50%
Relative illumination >50%
Chief ray angle <33°
Outer diameter φ2.0 mm (Changeable)
Total length 2.55 mm 1.77 mm
IR cut filter
Sapphire cover glass
  • *1 Suitable for OmniVision's OH01A10
  • *2 A Cover glass is not included in standard types.
  • *3 F-number is adjustable upon request.
  • *4 Cover glass thickness is not included.
  • *5 Above are only our standard specifications. Custom specifications are available upon request.
  • *6 Specifications may change without notice.

1/18 Series

  • 1/18 SEL080-015D

  • 1/18 SEL100-015D

  • 1/18 SEL120-015D

  • 1/18 SEL100-015S

Specifications

Model 1/18 SEL080-015D 1/18 SEL100-015D 1/18 SEL120-015D 1/18 SEL100-015S
CMOS size 1/18 inch
Image circle 1.0 mm
Cover Glass*2 0.4 mm
Object distance 8 mm
Depth of field 3 mm - 100 mm
Angle of view 80° 100° 120° 100°
F-number*3 4.5 / 5 / 5.5 / 6
Back focus*4 0.37 mm
Distortion <20% <32% <46% <24%
Relative illumination >80% >70% >60% >50%
Chief ray angle <25°
Outer diameter φ1.5 mm
Total length 1.61 mm 1.29 mm 1.03 mm 0.7 mm
IR cut filter -
Sapphire cover glass -
  • *1 Suitable for OmniVision's OV6946
  • *2 A Cover glass is not included in standard types.
  • *3 F-number is adjustable upon request.
  • *4 Cover glass thickness is not included.
  • *5 Above are only our standard specifications. Custom specifications are available upon request.
  • *6 Specifications may change without notice.
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