PolarPro QuartzLine Circular Polarizer (CP)
77mm
$63.99
Sale price
$63.99
Regular price
$99.99
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PolarPro QuartzLine Circular Polarizer (CP)
$63.99
Sale price
$63.99
Regular price
$99.99
QuartzLine filters are made of 99.9% pure fused-quartz glass for unrivaled durability and optical clarity. These single-lens element filters produce a very low refractive index of just 1.46 and offer outstanding temperature stability. Combined with an over-engineered brass frame, QuartzLine filters thread on smoothly and are built to withstand your most rugged adventures.
- Fused Quartz Glass Element - Resolves up to 400MP sensors
- Brass Frame - Smooth threading and increased durability
- Perfect Color Neutrality - New coating process for zero color shift
- 16 Coating Layers - Anti-scratch / anti-oil / hydrophobic coatings
- Adventure Assurance™ - Be satisfied with your PolarPro gear throughout your adventures or your money back.
TECH SPECS
| AVAILABLE THREAD | FRAME MATERIAL | GLASS MATERIAL | DIAMETER ND & UV | DIAMETER ND / PL | DEPTH ND & UV | DEPTH ND / PL | WEIGHT ND & UV | WEIGHT PL & ND |
|---|---|---|---|---|---|---|---|---|
| 67mm | Brass | Fused Quartz | 70mm | 70.5mm | 6.5mm | 7.5mm | 29g | 32.9g |
| 77mm | Brass | Fused Quartz | 80mm | 80.5mm | 6.5mm | 7.5mm | 37g | 38.8g |
| 82mm | Brass | Fused Quartz | 85mm | 85.5mm | 6.5mm | 7.5mm | 37.5g |
43.5g |
| FILTER TYPE | STOP REDUCTION | OPTICAL DENSITY | TRANSMISSION % |
|---|---|---|---|
| UV | 0 | 0.0 | 99.9% |
| CP | 1.6 | 0.4 | 33% |
| ND8 | 3 | 0.9 | 12.5% |
| ND8/PL | 3 | 0.9 | 12.5% |
| ND16 | 4 | 1.2 | 6.25% |
| ND16/PL | 4 | 1.2 | 6.25% |
| ND64 | 6 | 1.8 | 1.5% |
| ND64/PL | 6 | 1.8 | 1.5% |
| ND1000 | 10 | 3.0 | 0.1% |
| ND1000/PL | 10 | 3.0 | 0.1% |
| ND100K | 15 | 4.5 | 0.002% |
SKU 77-CP, 82-CP