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Products Found
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Part No.
Price
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5-piece Kron/Cousins UBVRI filter set, 50mm sq.
KRON-FA-50S
$2,807.00
View Details
Qty To Buy:
Filter TypeKron/Cousins 5 piece Filter
Bandwidthnm nom
Minimum Transmission
Size50.0 x 50.0+0.0/-0.2mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
5-piece Kron/Cousins UBVRI filter set, 25mm dia.
KRON-FA-25
$1,092.00
View Details
Qty To Buy:
Filter TypeKron/Cousins 5 piece Filter
Bandwidthastronomy setnm nom
Minimum Transmission
Size ±mm
Thickness +/- mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
5-piece Kron/Cousins UBVRI filter set, 50mm dia.
KRON-FA-50
$2,735.00
View Details
Qty To Buy:
Filter TypeKron/Cousins 5 piece Filter
Bandwidthastronomy setnm nom
Minimum Transmission
Size50.0 +0.0/-0.2mm
Thickness5.0 +0.1/-0.1 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
5-piece Kron/Cousins UBVRI filter set, 31mm dia, mounted
KRON-FA-31M
$1,729.00
View Details
Qty To Buy:
Filter TypeKron/Cousins 5 piece Filter
Bandwidthastronomy setnm nom
Minimum Transmission
Size31+0.0/-0.2mm
Thickness10 +non/-nom mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
5-piece Kron/Cousins UBVRI filter set, 50mm dia, mounted
KRON-FA-50M
$3,801.00
View Details
Qty To Buy:
Filter TypeKron/Cousins 5 piece Filter
Bandwidthastronomy setnm nom
Minimum Transmission
Size50.0 +0.0/-0.2mm
Thickness10 +non/-nom 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
View Details
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 I type filter/31mm dia.(un-mounted) For Astronomy Telescopes
KRON-I-31
$275.00
View Details
Qty To Buy:
Filter TypeKron/Cousins I Filter Filter
Bandwidth175nm 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
Kron/Cousins U type filter/1.25 dia. (mounted) For Astronomy Telescopes
KRON-U-31M
$277.00
View Details
Qty To Buy:
Filter TypeKron/Cousins U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
Size31.0+0.0/-0.25mm
Thickness10 +nom/-nom mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson U type filter/25mm dia.
JOHN-U-25
$250.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
Size25.0 +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 R type filter/25mm dia.
KRON-R-25
$250.00
View Details
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 V type filter/50mm dia.
JOHN-V-50
$629.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel V Filter Filter
Bandwidth90nm nom
Minimum Transmission85%
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 U type filter/31mm dia.(un-mounted) For Astronomy Telescopes
JOHN-U-31
$275.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
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
Kron/Cousins U type filter/50mm dia.
KRON-U-50
$629.00
View Details
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
Johnson U type filter/1.25 dia. (mounted) For Astronomy Telescopes
JOHN-U-31M
$277.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
Size31¯+0/-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/1.25 dia. (mounted) For Astronomy Telescopes
KRON-R-31M
$277.00
View Details
Qty To Buy:
Filter TypeKron/Cousins R Filter Filter
Bandwidth250nm 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
Johnson R type filer/25mm dia.
JOHN-R-25
$250.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel R Filter Filter
Bandwidth120nm nom
Minimum Transmission85%
Size25.0 +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/31mm dia.(un-mounted) For Astronomy Telescopes
JOHN-B-31
$275.00
View Details
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
Kron/Cousins U type filter/50mm x 50mm
KRON-U-50S
$645.00
View Details
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 U type filter/50mm dia.
JOHN-U-50
$629.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel U Filter Filter
Bandwidth60nm nom
Minimum Transmission60%
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
Kron/Cousins R type filter/50mm dia.
KRON-R-50
$879.00
View Details
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