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描述 |
产品编号 |
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Filter Type |
3-Channel Nebula Filter |
Size |
31mm +0/-.5mm |
Mounting |
None |
Thickness |
8.1mm +.5/-.5 mm |
Transmitted wavefront |
3-5 waves per 25mm |
A/R coatings |
Both exterior surfaces |
Spectral Curve |
Included |
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Filter Type |
3-Channel Nebula Filter |
Size |
49.90 +0/-.5mm |
Mounting |
None |
Thickness |
8.1mm +.5/-.5 mm |
Transmitted wavefront |
3-5 waves per 25mm |
A/R coatings |
Both exterior surfaces |
Spectral Curve |
Included |
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Filter Type |
3-Channel Nebula Filter |
Size |
30.98 +0.0/-0.12mm |
Mounting |
None |
Thickness |
8.1 +1/-1 mm |
Transmitted wavefront |
3-5 waves per 25mm |
A/R coatings |
Both exterior surfaces |
Spectral Curve |
Included |
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|
Filter Type |
3-Channel Nebula Filter |
Size |
49.90 +0.0/-0.12mm |
Mounting |
None |
Thickness |
8.1 +1/-1 mm |
Transmitted wavefront |
3-5 waves per 25mm |
A/R coatings |
Both exterior surfaces |
Spectral Curve |
Included |
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Filter Type |
O-III Nebular Filter) |
Size |
30.98 +0.0/-0.12mm |
Mounting |
None |
Thickness |
8.1 +1/-1 mm |
Transmitted wavefront |
3-5 waves per 25mm |
A/R coatings |
Both exterior surfaces |
Spectral Curve |
Included |
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|
Filter Type |
O-III Nebular Filter) |
Size |
49.90 +0.0/-0.12mm |
Mounting |
None |
Thickness |
8.1 +1/-1 mm |
Transmitted wavefront |
3-5 waves per 25mm |
A/R coatings |
Both exterior surfaces |
Spectral Curve |
Included |
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Filter Type |
Kron/Cousins B Filter Filter |
Bandwidth |
100nm nom |
Minimum Transmission |
55% |
Size |
25.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins B Filter Filter |
Bandwidth |
100nm nom |
Minimum Transmission |
55% |
Size |
31.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
10 +nom/-nom mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins B Filter Filter |
Bandwidth |
100nm nom |
Minimum Transmission |
> 55% |
Size |
50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins B Filter Filter |
Bandwidth |
100nm nom |
Minimum Transmission |
> 55% |
Size |
50.0 +0.0/-0.25mm |
Mounting |
Threaded ring |
Thickness |
10 +nom/-nom mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins B Filter Filter |
Bandwidth |
100nm nom |
Minimum Transmission |
55% |
Size |
50.0 x 50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.10/-0.10 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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|
Filter Type |
Kron/Cousins I Filter Filter |
Bandwidth |
175nm nom |
Minimum Transmission |
70% |
Size |
25.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins I Filter Filter |
Bandwidth |
175nm nom |
Minimum Transmission |
70% |
Size |
31.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
10 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins I Filter Filter |
Bandwidth |
175nm nom |
Minimum Transmission |
> 70% |
Size |
50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins I Filter Filter |
Bandwidth |
175nm nom |
Minimum Transmission |
> 70% |
Size |
50.0 +0/-0.25mm |
Mounting |
Threaded ring |
Thickness |
10 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins I Filter Filter |
Bandwidth |
175nm nom |
Minimum Transmission |
70% |
Size |
50.0 x 50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins R Filter Filter |
Bandwidth |
250nm nom |
Minimum Transmission |
70% |
Size |
25.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins R Filter Filter |
Bandwidth |
250nm nom |
Minimum Transmission |
70% |
Size |
31.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
10 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins R Filter Filter |
Bandwidth |
250nm nom |
Minimum Transmission |
70% |
Size |
50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins R Filter Filter |
Bandwidth |
250nm nom |
Minimum Transmission |
70% |
Size |
50.0 +0.0/-0.25mm |
Mounting |
Threaded ring |
Thickness |
10 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins R Filter Filter |
Bandwidth |
250nm nom |
Minimum Transmission |
70% |
Size |
50.0 x 50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.10/-0.10 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins U Filter Filter |
Bandwidth |
60nm nom |
Minimum Transmission |
50% |
Size |
25.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins U Filter Filter |
Bandwidth |
60nm nom |
Minimum Transmission |
50% |
Size |
31.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
10 +nom/-nom mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins U Filter Filter |
Bandwidth |
60nm nom |
Minimum Transmission |
> 50% |
Size |
50.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins U Filter Filter |
Bandwidth |
60nm nom |
Minimum Transmission |
> 50% |
Size |
50.0 +0.00/-0.25mm |
Mounting |
Threaded ring |
Thickness |
10 +nom/-nom mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins U Filter Filter |
Bandwidth |
60nm nom |
Minimum Transmission |
50% |
Size |
50.0 x 50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins V Filter Filter |
Bandwidth |
90nm nom |
Minimum Transmission |
70% |
Size |
25.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins V Filter Filter |
Bandwidth |
90nm nom |
Minimum Transmission |
70% |
Size |
31.0 +0.00/-0.25mm |
Mounting |
None |
Thickness |
10 +nom/-nom mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins V Filter Filter |
Bandwidth |
90nm nom |
Minimum Transmission |
70% |
Size |
50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.1/-0.1 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins V Filter Filter |
Bandwidth |
90nm nom |
Minimum Transmission |
70% |
Size |
50.0 +0.0/-0.25mm |
Mounting |
Threaded ring |
Thickness |
10 +nom/-nom mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Filter Type |
Kron/Cousins V Filter Filter |
Bandwidth |
90nm nom |
Minimum Transmission |
70% |
Size |
50.0 x 50.0 +0.0/-0.25mm |
Mounting |
None |
Thickness |
5.0 +0.10/-0.10 mm |
Transmitted wavefront |
1/4 wave per 25mm |
A/R coatings |
Both exterior surfaces |
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Description |
Johnson B type filter/25mm dia. |
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Description |
Johnson B type filter/28mm dia. (mounted) |
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Description |
Johnson B type filter/50mm dia. |
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Description |
Johnson B type filter/50mm dia. (mounted) |
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Description |
Johnson B type filter/50mm x 50mm |
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Description |
Johnson I type filter/25mm dia. |
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Description |
Johnson I type filter/28mm dia. (mounted) |
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Description |
Johnson I type filter/50mm dia. |
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Description |
Johnson I type filter/50mm dia. (mounted) |
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Description |
Johnson I type filter/50mm x 50mm |
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Description |
Johnson R type filer/25mm dia. |
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Description |
Johnson R type filter/28mm dia. (mounted) |
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Description |
Johnson R type filter/50mm dia. |
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Description |
Johnson R type filter/50mm dia. (mounted) |
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Description |
Johnson R type filter/50mm x 50mm |
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Description |
Johnson U type filter/25mm dia. |
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Description |
Johnson U type filter/28mm dia. (mounted) |
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Description |
Johnson U type filter/50mm dia. |
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Description |
Johnson U type filter/50mm dia. (mounted) |
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