ISO 9001 - AS 9100 - ITAR Standard & Custom Optical Filters and Coatings
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[ 'products', 'astronomy', 'filters', 'ubvri' ] ( 100 Found )

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Kron/Cousins V type filter/31mm dia.(un-mounted) For Astronomy Telescopes
KRON-V-31
$275.00
Qty To Buy:
Filter TypeKron/Cousins V Filter Filter
Bandwidth90nm nom
Minimum Transmission85%
Size31.0+0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson B type filter/1.25 dia. (mounted) For Astronomy Telescopes
JOHN-B-31M
$277.00
Qty To Buy:
Filter TypeJohnson/Bessel B Filter Filter
Bandwidth100nm nom
Minimum Transmission70%
Size31.0+0.00/-0.25mm
Thickness10 +nom/-nom mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins B type filter/31mm dia.(un-mounted) For Astronomy Telescopes
KRON-B-31
$275.00
Qty To Buy:
Filter TypeKron/Cousins B Filter Filter
Bandwidth100nm nom
Minimum Transmission70%
Size31.0+0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson V type filter 31mm (mounted) For Astronomy Telescopes
JOHN-V-31M
$277.00
Qty To Buy:
Filter TypeJohnson/Bessel V Filter Filter
Bandwidth90nm nom
Minimum Transmission85%
Size31.0+0.00/-0.25mm
Thickness10 +nom/-nom mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins R type filter/31mm dia.(un-mounted) For Astronomy Telescopes
KRON-R-31
$275.00
Qty To Buy:
Filter TypeKron/Cousins R Filter Filter
Bandwidth250nm nom
Minimum Transmission85%
Size31.0+0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson B type filter/25mm dia.
JOHN-B-25
$250.00
Qty To Buy:
Filter TypeJohnson/Bessel B Filter Filter
Bandwidth100nm nom
Minimum Transmission70%
Size25.0 +0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson I type filter/50mm dia.
JOHN-I-50
$629.00
Qty To Buy:
Filter TypeJohnson/Bessel I Filter Filter
Bandwidth300nm nom
Minimum Transmission85%
Size50¯+0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins R type filter/25mm dia.
KRON-R-25
$250.00
Qty To Buy:
Filter TypeKron/Cousins R Filter Filter
Bandwidth250nm nom
Minimum Transmission85%
Size25.0 +0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson B type filter/50mm dia.
JOHN-B-50
$629.00
Qty To Buy:
Filter TypeJohnson/Bessel B Filter Filter
Bandwidth100nm nom
Minimum Transmission70%
Size50.0 +0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson I type filter/50mm x 50mm
JOHN-I-50S
$645.00
Qty To Buy:
Filter TypeJohnson/Bessel I Filter Filter
Bandwidth300nm nom
Minimum Transmission85%
Size50 X 50+0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins R type filter/50mm dia.
KRON-R-50
$879.00
Qty To Buy:
Filter TypeKron/Cousins R Filter Filter
Bandwidth250nm nom
Minimum Transmission85%
Size50.0+0.0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson B type filter/50mm x 50mm
JOHN-B-50S
$645.00
Qty To Buy:
Filter TypeJohnson/Bessel B Filter Filter
Bandwidth100nm nom
Minimum Transmission70%
Size50.0 x 50.0+0.0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins U type filter/25mm dia.
KRON-U-25
$250.00
Qty To Buy:
Filter TypeKron/Cousins U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
Size25.0 +0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins I type filter/25mm dia.
KRON-I-25
$250.00
Qty To Buy:
Filter TypeKron/Cousins I Filter Filter
Bandwidth175nm nom
Minimum Transmission85%
Size25.0 +0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson U type filter/50mm x 50mm
JOHN-U-50S
$645.00
Qty To Buy:
Filter TypeJohnson/Bessel U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
Size50 X 50+0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins U type filter/50mm dia.
KRON-U-50
$629.00
Qty To Buy:
Filter TypeKron/Cousins U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
Size50.0+0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins I type filter/50mm dia.
KRON-I-50
$629.00
Qty To Buy:
Filter TypeKron/Cousins I Filter Filter
Bandwidth175nm nom
Minimum Transmission85%
Size50.0+0.0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson V type filter/ 50mm x 50mm
JOHN-V-50S
$645.00
Qty To Buy:
Filter TypeJohnson/Bessel V Filter Filter
Bandwidth90nm nom
Minimum Transmission85%
Size50.0 x 50.0+0.0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins U type filter/50mm x 50mm
KRON-U-50S
$645.00
Qty To Buy:
Filter TypeKron/Cousins U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
Size50.0 x 50.0+0.0/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson V type filter/25mm dia.
JOHN-V-25
$250.00
Qty To Buy:
Filter TypeJohnson/Bessel V Filter Filter
Bandwidth90nm nom
Minimum Transmission85%
Size25.0 +0.00/-0.25mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days