call
ISO 9001 - AS 9100 - ITAR Standard & Custom Optical Filters and Coatings
Toll Free (US): +1 (888) 893-9992 International: +01 (603) 893-6888
Download our catalog
UPCOMING TRADE SHOWS/EXHIBITIONS
All Upcoming Events

Search Results
[ 'products', 'astronomy', 'filters', 'ubvri' ] ( 100 Found )

Products Found
See Details For Quantity Purchase Discounts
Part No.
Price
Link
Buy
Kron/Cousins B type filter/50mm dia.
KRON-B-50
$608.00
View Details
Qty To Buy:
Filter TypeKron/Cousins B Filter Filter
Bandwidth100nm nom
Minimum Transmission70%
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
Kron/Cousins I type, 50mm sq
KRON-I-50S
$623.00
View Details
Qty To Buy:
Filter TypeKron/Cousins I Filter Filter
Bandwidth175nm nom
Minimum Transmission85%
Size50.0 x 50.0+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 R type filer/25mm dia.
JOHN-R-25
$242.00
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
Kron/Cousins B type filter/50mm x 50mm
KRON-B-50S
$623.00
View Details
Qty To Buy:
Filter TypeKron/Cousins B Filter Filter
Bandwidth100nm nom
Minimum Transmission70%
Size50.0 x 50.0+0.0/-0.25mm
Thickness5.0 +0.10/-0.10 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Kron/Cousins R type filter/50mm x 50mm
KRON-R-50S
$623.00
View Details
Qty To Buy:
Filter TypeKron/Cousins R Filter Filter
Bandwidth250nm nom
Minimum Transmission85%
Size50.0 x 50.0+0.0/-0.25mm
Thickness5.0 +0.10/-0.10 mm
Transmitted wavefront1/4 wave per 25mm
A/R coatingsBoth exterior surfaces

Estimated Delivery: 2-3 Days
Johnson R type filter/50mm dia.
JOHN-R-50
$608.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel R Filter Filter
Bandwidth120nm 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
Kron/Cousins V type filter/25mm dia.
KRON-V-25
$242.00
View Details
Qty To Buy:
Filter TypeKron/Cousins 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
Johnson U type filter/25mm dia.
JOHN-U-25
$242.00
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
Johnson R type filter/50mm x 50mm
JOHN-R-50S
$623.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel R Filter Filter
Bandwidth120nm nom
Minimum Transmission85%
Size50.0 x 50.0+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 V type filter/50mm x 50mm
KRON-V-50S
$623.00
View Details
Qty To Buy:
Filter TypeKron/Cousins V Filter Filter
Bandwidth90nm nom
Minimum Transmission85%
Size50.0 x 50.0+0.0/-0.25mm
Thickness5.0 +0.10/-0.10 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
$608.00
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
Johnson I type filter/25mm dia.
JOHN-I-25
$242.00
View Details
Qty To Buy:
Filter TypeJohnson/Bessel I Filter Filter
Bandwidth300nm 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
Kron/Cousins V type filter/50mm dia.
KRON-V-50
$608.00
View Details
Qty To Buy:
Filter TypeKron/Cousins V Filter Filter
Bandwidth90nm 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/25mm dia.
JOHN-B-25
$242.00
View Details
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
$608.00
View Details
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
Long Pass Filters 3400nm/LWP/25mm dia.
3400 / LWP - 52276
$207.00
View Details
Qty To Buy:
5% Wavelength3400+140/-140 nm
TypeLWP
Size25.0 +0/-0.2mm
Thickness1.0 +0.2/-0.2 mm
Transmission90%
Blocking<0.1% avg X-ray to 3200
Special_Specifications-no ring -Surplus Part
Scratch-Dig80/50
Clear Aperture22mm ¯ min
FlatnessCommercial

Estimated Delivery: 2-3 Days
Long Pass Filters 8000nm/LWP/25mm dia.
8000 / LWP - 64794-B
$274.00
View Details
Qty To Buy:
5% Wavelength8000+200/-200 nm
TypeLWP
Size25.0 +0/-0.1mm
Thickness1.0 +0.2/-0.2 mm
Transmission85%
Blocking1x10-3 avg. X-Ray to cut-on
Special_Specifications-Surplus Part
Scratch-Dig80/50
Clear Aperture21mm ¯ min
Flatness5 or better at of Interest

Estimated Delivery: 2-3 Days
Long Pass Filters 3600nm/LWP/50mm dia.
3.60ILP-50
$554.00
View Details
Qty To Buy:
5% Wavelength3600.0+140/-140 nm
TypeLWP
Size50.0 +0/-0.2mm
Thickness1.0 +0.2/-0.2 mm
Transmission85%
Blocking1x10-3 avg. 200nm to 3600nm
Special_Specifications3600nm 5 % cut on Transmission Wavelength 3780nm - 7200nm Slope better than 7%
Scratch-Dig80/50
Clear Aperture45mm
Flatness5 or better at of Interest

Estimated Delivery: 2-3 Days
Long Pass Filters 1050nm/LWP/7mm dia.
1050 / LWP - 46986-C
$42.00
View Details
Qty To Buy:
5% Wavelength1050+40/-40 nm
TypeLWP
Size7.0 +0/-0.1mm
Thickness1.0 +0.2/-0.2 mm
Transmission90%
Blocking1x10-3 avg. X-Ray to 1000nm
Special_Specifications- Silicon with A/R - 1050 5% cut on
Scratch-Dig60/40
Clear Aperture6.3mm¯
FlatnessCommercial

Estimated Delivery: 2-3 Days
Long Pass Filters 4290nm/LWP/25mm dia.
4290.0 / LWP - 69198-B
$315.00
View Details
Qty To Buy:
5% Wavelength4290.0+30/-30 nm
TypeLWP
Size25.0 +0/-0.2mm
Thickness1.0 +0.2/-0.2 mm
Transmission85%
Blocking1x10-3 avg. UV to Cuton
Special_Specifications4500 5% cut on Slope better than 7% - Surplus Filter
Scratch-Dig80/50
Clear Aperture22.0mm ¯ min
Flatness5 or better at WL of Interest

Estimated Delivery: 2-3 Days