Specifications
Filter Type |
Color Filter + Moon Filter + CPL Filter |
Thickness |
2mm |
Surface Quality |
good |
Size |
1.25inch(31.7mm) |
Filter Interface Threads |
M28.5*0.6 |
Model |
F9123A |
Name |
Laser Collimator |
Wavelength |
635-655nm |
Output Power |
less than 5mw |
Fit Type |
Newtonian and SCT reflector |
Color |
Black |
Body Material |
Metal |
MODEL |
F9157A |
F9157B |
F9157C |
F9157D |
Focal Length |
6mm |
9mm |
15mm |
20mm |
Barrel Size |
1.25" |
1.25" |
1.25" |
1.25" |
Eye Relief |
16mm |
16mm |
16mm |
16mm |
Apparent Field of View |
66° |
66° |
66° |
66° |
Filter Threads Standard |
1.25" Filter |
1.25" Filter |
1.25" Filter |
1.25" Filter |
Coating |
Fully Multi-Coated |
Fully Multi-Coated |
Fully Multi-Coated |
Fully Multi-Coated |
Structure Design |
5-elements in 3 groups |
6-elements in 4groups |
4-elements in 3 groups |
5-elements in 3groups |
Rubber Eye Guard |
Yes |
Yes |
Yes |
Yes |
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