Square Absorptive Neutral Density Filter

AND-S

Square Absorptive Neutral Density Filter
In stock
SKU
AND-S
We offer a complete line of ND filters to reduce intensity of the visible light. This is an absorptive type of filter that reduces stray reflected light and reduces intensity of the light with minimal difference of transmission for visible wavelengths.
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Name A x B Transmittance Delivery Price Add to cart
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 30%
AND-40S-30
40mm x 40mm 30±3% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 30±3%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 40%
AND-20S-40
20mm x 20mm 40±4% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 40±4%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 70%
AND-40S-70
40mm x 40mm 70±5% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 70±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 0.1%
AND-10S-001
10mm x 10mm 0.1±0.07% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 0.1±0.07%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 0.1%
AND-25S-001
25mm x 25mm 0.1±0.07% (400-700nm)
in stock
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 0.1±0.07%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 5%
AND-50S-05
50mm x 50mm 5±1% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 5±1%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 10%
AND-10S-10
10mm x 10mm 10±2% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 10±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 10%
AND-25S-10
25mm x 25mm 10±2% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 10±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 20%
AND-50S-20
50mm x 50mm 20±2% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 20±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 30%
AND-10S-30
10mm x 10mm 30±3% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 30±3%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 25%
AND-25S-25
25mm x 25mm 25±2.5% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 25±2.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 40%
AND-50S-40
50mm x 50mm 40±4% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 40±4%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 70%
AND-10S-70
10mm x 10mm 70±5% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 70±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 50%
AND-25S-50
25mm x 25mm 50±5% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 50±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 1%
AND-30S-01
30mm x 30mm 1±0.5% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 1±0.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 25%
AND-10S-25
10mm x 10mm 25±2.5% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 25±2.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 5%
AND-15S-05
15mm x 15mm 5±1% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 5±1%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 12.5%
AND-30S-13
30mm x 30mm 12.5±2% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 12.5±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 20%
AND-15S-20
15mm x 15mm 20±2% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 20±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 30%
AND-30S-30
30mm x 30mm 30±3% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 30±3%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 40%
AND-15S-40
15mm x 15mm 40±4% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 40±4%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 70%
AND-30S-70
30mm x 30mm 70±5% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 70±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 0.1%
AND-20S-001
20mm x 20mm 0.1±0.07% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 0.1±0.07%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 5%
AND-40S-05
40mm x 40mm 5±1% (400-700nm)
2 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 5±1%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 10%
AND-20S-10
20mm x 20mm 10±2% (400-700nm)
2 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 10±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 20%
AND-40S-20
40mm x 40mm 20±2% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 20±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 25%
AND-20S-25
20mm x 20mm 25±2.5% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 25±2.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 40%
AND-40S-40
40mm x 40mm 40±4% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 40±4%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 50%
AND-20S-50
20mm x 20mm 50±5% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 50±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 0.1%
AND-50S-001
50mm x 50mm 0.1±0.07% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 0.1±0.07%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 1%
AND-10S-01
10mm x 10mm 1±0.5% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 1±0.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 1%
AND-25S-01
25mm x 25mm 1±0.5% (400-700nm)
in stock
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 1±0.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 10%
AND-50S-10
50mm x 50mm 10±2% (400-700nm)
2 weeks
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 10±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 12.5%
AND-10S-13
10mm x 10mm 12.5±2% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 12.5±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 12.5%
AND-25S-13
25mm x 25mm 12.5±2% (400-700nm)
2 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 12.5±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 25%
AND-50S-25
50mm x 50mm 25±2.5% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 25±2.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 40%
AND-10S-40
10mm x 10mm 40±4% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 40±4%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 30%
AND-25S-30
25mm x 25mm 30±3% (400-700nm)
in stock
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 30±3%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 70%
AND-25S-70
25mm x 25mm 70±5% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 70±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 50%
AND-50S-50
50mm x 50mm 50±5% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 50±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 0.1%
AND-15S-001
15mm x 15mm 0.1±0.07% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 0.1±0.07%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 5%
AND-30S-05
30mm x 30mm 5±1% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 5±1%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 10%
AND-15S-10
15mm x 15mm 10±2% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 10±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 20%
AND-30S-20
30mm x 30mm 20±2% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 20±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 25%
AND-15S-25
15mm x 15mm 25±2.5% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 25±2.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 40%
AND-30S-40
30mm x 30mm 40±4% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 40±4%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 50%
AND-15S-50
15mm x 15mm 50±5% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 50±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 0.1%
AND-40S-001
40mm x 40mm 0.1±0.07% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 0.1±0.07%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 1%
AND-20S-01
20mm x 20mm 1±0.5% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 1±0.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 10%
AND-40S-10
40mm x 40mm 10±2% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 10±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 12.5%
AND-20S-13
20mm x 20mm 12.5±2% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 12.5±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 25%
AND-40S-25
40mm x 40mm 25±2.5% (400-700nm)
2 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 25±2.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 30%
AND-20S-30
20mm x 20mm 30±3% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 30±3%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 50%
AND-40S-50
40mm x 40mm 50±5% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 50±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 70%
AND-20S-70
20mm x 20mm 70±5% (400-700nm)
2 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 70±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 1%
AND-50S-01
50mm x 50mm 1±0.5% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 1±0.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 5%
AND-10S-05
10mm x 10mm 5±1% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 5±1%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 5%
AND-25S-05
25mm x 25mm 5±1% (400-700nm)
in stock
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 5±1%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 12.5%
AND-50S-13
50mm x 50mm 12.5±2% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 12.5±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 20%
AND-10S-20
10mm x 10mm 20±2% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 20±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 20%
AND-25S-20
25mm x 25mm 20±2% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 20±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 30%
AND-50S-30
50mm x 50mm 30±3% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 30±3%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 10x10mm 50%
AND-10S-50
10mm x 10mm 50±5% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 10×10mm
Average transmittance <br>(400-700nm) 50±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 25x25mm 40%
AND-25S-40
25mm x 25mm 40±4% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 25×25mm
Average transmittance <br>(400-700nm) 40±4%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 0.1%
AND-30S-001
30mm x 30mm 0.1±0.07% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 0.1±0.07%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 50x50mm 70%
AND-50S-70
50mm x 50mm 70±5% (400-700nm)
in stock
$67.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 50×50mm
Average transmittance <br>(400-700nm) 70±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 1%
AND-15S-01
15mm x 15mm 1±0.5% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 1±0.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 10%
AND-30S-10
30mm x 30mm 10±2% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 10±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 12.5%
AND-15S-13
15mm x 15mm 12.5±2% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 12.5±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 25%
AND-30S-25
30mm x 30mm 25±2.5% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 25±2.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 30%
AND-15S-30
15mm x 15mm 30±3% (400-700nm)
2 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 30±3%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 30x30mm 50%
AND-30S-50
30mm x 30mm 50±5% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 30×30mm
Average transmittance <br>(400-700nm) 50±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 15x15mm 70%
AND-15S-70
15mm x 15mm 70±5% (400-700nm)
6-12 weeks
$31.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 15×15mm
Average transmittance <br>(400-700nm) 70±5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 1%
AND-40S-01
40mm x 40mm 1±0.5% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 1±0.5%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 5%
AND-20S-05
20mm x 20mm 5±1% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 5±1%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 40x40mm 12.5%
AND-40S-13
40mm x 40mm 12.5±2% (400-700nm)
6-12 weeks
$77.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 40×40mm
Average transmittance <br>(400-700nm) 12.5±2%
i
Absorptive Neutral Density Filter Unmounted (Visible) Square 20x20mm 20%
AND-20S-20
20mm x 20mm 20±2% (400-700nm)
6-12 weeks
$36.00
Material Optical Glass
(including a substance of visible light absorption)
Length A 20×20mm
Average transmittance <br>(400-700nm) 20±2%

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◦The transmittance can be fine tuned and can offer light intensity adjustment. Moreover, with a multi-filter set up, ultra fine light intensity tuning can be realized.