Positive Meniscus Lenses
Positive Meniscus Lenses
                    
                                Product name : Positive Meniscus Lenses
                                Description : 
                                
                            
Specification
                | Material | CaF2 (Calcium Fluoride) | 
| Design Wavelength | 4μm | 
| Focal Length Tolerance | ±1% | 
| Diameter Tolerance | +0.0/-0.1mm | 
| Thickness Tolerance | ±0.1mm | 
| Surface Accuracy | λ/4@632.8nm | 
| Surface Quality | 80-50 | 
| Centration | <3 arc min | 
| Clear Aperture | >80% | 
| Bevelling | <0.2x45∘ | 
| Coating | IR AR Coating 3~5μm | 
| Model | Description | Price(USD) | Quantity | |
|---|---|---|---|---|
| 0 | UE5838CF | CaF2 Positive Meniscus Lenses, Ø12.7mm, EFL: 20mm, IR AR Coating 3 ~ 5μm | - | |
| 1 | UE5243CF | CaF2 Positive Meniscus Lenses, Ø12.7mm, EFL: 50mm, IR AR Coating 3 ~ 5μm | - | |
| 2 | UE5234CF | CaF2 Positive Meniscus Lenses, Ø12.7mm, EFL: 80mm, IR AR Coating 3 ~ 5μm | - | |
| 3 | UE5183CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 40mm, IR AR Coating 3 ~ 5μm | - | |
| 4 | UE5801CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 50mm, IR AR Coating 3 ~ 5μm | - | |
| 5 | UE5802CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 75mm, IR AR Coating 3 ~ 5μm | - | |
| 6 | UE5803CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 100mm, IR AR Coating 3 ~ 5μm | - | |
| 7 | UE5382CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 150mm, IR AR Coating 3 ~ 5μm | - | |
| 8 | UE5414CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 200mm, IR AR Coating 3 ~ 5μm | - | |
| 9 | UE5990CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 500mm, IR AR Coating 3 ~ 5μm | - | |
| 10 | UE5656CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 750mm, IR AR Coating 3 ~ 5μm | - | |
| 11 | UE5714CF | CaF2 Positive Meniscus Lenses, Ø25.4mm, EFL: 1000mm, IR AR Coating 3 ~ 5μm | - |