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Sorry, this product is no longer offered for sale. It was discontinued on Jun 11, 2025The recommended replacement product is KPX108.
ValuMax Plano-Convex Lens, N-BK7, 25.4 mm Diameter, 225 mm EFL, Uncoated
The KPX608 N-BK7 Plano-Convex Lens is an uncoated, 25.4 mm diameter N-BK7 plano-convex lens with an effective focal length of 225 mm. It has = λ/2 surface irregularity, 60-40 scratch-dig. N-BK7 is an excellent material for most visible and near infrared applications. It is the most common optical glass, and it provides great performance at a good value.
Specifications
- Lens ShapePlano-Convex
- Diameter25.4 mm
- Lens MaterialN-BK7
- Antireflection CoatingUncoated
- Surface Quality60-40 scratch-dig
- λ/2
- 2.5 λ
- F/#8.8
- 225 mm
- 222.57 mm
- 116.712 mm
- 3.0 mm
- 3.69 mm
- Principal Plane 2 (P<sub>2</sub>)-2.43 mm
- Centration≤3 arc min
- Chamfers0.25-0.75 mm
- Chamfers Angle/Tolerance45° ±15°, typical
- Focal Length Tolerance±2 %
- Diameter Tolerance+0/-0.15 mm
- Center Thickness Tolerance±0.2 mm
- Clear Aperture≥central 90% of diameter
- Cleaning
Resources & Downloads
Software
KPX608_ZEMAX(968 B, ZIP)
Other
KPX608 RoHS Certificate(709 kB, PDF)
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