Series illustration · Not to scaleLSAC24-D25.4-F20
Calcium Fluoride Aspheric Lens, 25.40 mm Diameter, 20.00 mm Focal Length — LSAC24-D25.4-F20
Uncoated single-crystal calcium fluoride aspheric lens with a design wavelength of 2 µm.
$670 USD
International shipping is quoted separately.
Standard preparation: 3–7 business days.
Special products require a confirmed lead time.
Technical Specifications
- Diameter (mm)
- 25.40
- Center thickness (mm)
- 10.00
- Coating
- Uncoated
- Optical material
- Single-crystal calcium fluoride (CaF₂)
- Focal length (mm)
- 20.00
- Clear aperture
- >85%
- Surface quality
- 60/40
- Aspheric surface form error (PV)
- <1.5 µm
- Planar surface flatness
- λ/4 @ 633 nm
- Centration
- 3 arcmin
- Design wavelength
- 2 µm
- Diameter tolerance (mm)
- +0/-0.1
- Focal length tolerance
- ±1%
- Center thickness tolerance (mm)
- ±0.1