MidOpt Protective filters
AC and LP series
The AC and LP series are designed to shield the lens and lighting from dirt, dust, liquids, impact and harsh environments without sacrificing image quality. They are available in glass and acrylic with a high-efficiency, anti-reflection coating to maximise transmission to 98% or more. These filters are useful for imaging in ultraviolet, visible and near-infrared spectra. The protective filters are an economical way of protecting expensive lenses.
The AC series is an acrylic longpass protection filter while the LP series is made of glass.
Protective Filters are designed to shield your lens and lighting from dirt, dust, liquids, impact and harsh environments without sacrificing image quality.
LP340 Industrial-Grade Multi-Layer A/R Coated Glass Protective Window
AC380 Acrylic A/R Protective Window
Filters: acrylic material compared to glass
LP415 UV Block A/R Protective Window
Implementation
- Mount options:
- Standard threaded lens mount
- Slip-on mount
- Filter without mount
- C / CS-camera mount (for most models)
Models
- Anti-reflective coatings are available for different models to maximize transmission
- The MidOpt AC380 is an anti-abrasion acrylic protective window that is approved for FDA applications
Learn more about optical filters in our knowledge base
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| Model | Filter type | Filter mounting | Diameter (mm) | Filter thread | Transmittance (wavelength) |
| MIDOPT FIL LP340/67 | Longpass | mounted | M67 x 0.75 | 350 - 800 | |
| MIDOPT FIL LP340/77 | Longpass | mounted | M77 x 0.75 | 350 - 800 | |
| MIDOPT FIL LP340/82 | Longpass | mounted | M82 x 0.75 | 350 - 800 | |
| MIDOPT FIL LP340/94 SLIP | Longpass | Slipmount | 94 | 350 - 800 | |
| MIDOPT FIL LP340/95 | Longpass | mounted | M95 x 1.0 | 350 - 800 | |
| MIDOPT FIL LP340/C-MOUNT | Longpass | mounted | C-Mount | 350 - 800 | |
| MIDOPT FIL LP340/R20 | Longpass | unmounted | 350 - 800 |