Blue Fireball 2" Nosepiece / M48x0.75 Spacer Ring with 38.1mm (1.5") Extension
Sku:
ZZPAAR-ZZBF-S-2E
Mfg #:
S-2E
$19.95
$22.95
Discontinued by Manufacturer
This item is discontinued by the manufacturer and is no longer available.
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SKU:
ZZPAAR-ZZBF-S-2E
Mfg #:
S-2E
Description
Description
Description/Uses:
- M48x0.75 thread extension ring/barrel spacer
- Provides 1.5" (38.1mm) of spacing
- Allows you to securely set or vary the spacing between 2" components with M48 threads
- Useful for making eyepieces parfocal or to change the reduction factor of focal reducers
- Has standard M48x0.75 filter threads (male on one side and female on the other)
Features:
- Precision machined from aluminum and black anodized
- Threaded to accept standard 2" (M48x0.75 threaded) astronomy filters
- 2" outside barrel diameter so slides into any 2" holder/focuser/diagonal. Hence, can also be used as 2" nospiece.
- Note: This item does not have 2" SCT threads
Specifications:
- Total Length = 1.62" (41.1mm)
- Extension Provided = 1.5" (38.1mm)
- Length of External Male Thread = 0.12" (3mm)
- Thread Specification (External Thread) = M48x0.75 Male
- Length of Internal Female Thread = 0.39" (10mm)
- Thread Specification (Internal Thread) = M48x0.75 Female
- Maximum Outer Diameter = 2" (50.8mm)
- Weight = 1.3oz (37g)
Other Information
- Country of Manufacture: China
Description/Uses:
- M48x0.75 thread extension ring/barrel spacer
- Provides 1.5" (38.1mm) of spacing
- Allows you to securely set or vary the spacing between 2" components with M48 threads
- Useful for making eyepieces parfocal or to change the reduction factor of focal reducers
- Has standard M48x0.75 filter threads (male on one side and female on the other)
Features:
- Precision machined from aluminum and black anodized
- Threaded to accept standard 2" (M48x0.75 threaded) astronomy filters
- 2" outside barrel diameter so slides into any 2" holder/focuser/diagonal. Hence, can also be used as 2" nospiece.
- Note: This item does not have 2" SCT threads
Specifications:
- Total Length = 1.62" (41.1mm)
- Extension Provided = 1.5" (38.1mm)
- Length of External Male Thread = 0.12" (3mm)
- Thread Specification (External Thread) = M48x0.75 Male
- Length of Internal Female Thread = 0.39" (10mm)
- Thread Specification (Internal Thread) = M48x0.75 Female
- Maximum Outer Diameter = 2" (50.8mm)
- Weight = 1.3oz (37g)
Read Full Description
Reviews / Q&A
Reviews / Q&A
Description
Reviews / Q&A
Description
Description/Uses:
- M48x0.75 thread extension ring/barrel spacer
- Provides 1.5" (38.1mm) of spacing
- Allows you to securely set or vary the spacing between 2" components with M48 threads
- Useful for making eyepieces parfocal or to change the reduction factor of focal reducers
- Has standard M48x0.75 filter threads (male on one side and female on the other)
Features:
- Precision machined from aluminum and black anodized
- Threaded to accept standard 2" (M48x0.75 threaded) astronomy filters
- 2" outside barrel diameter so slides into any 2" holder/focuser/diagonal. Hence, can also be used as 2" nospiece.
- Note: This item does not have 2" SCT threads
Specifications:
- Total Length = 1.62" (41.1mm)
- Extension Provided = 1.5" (38.1mm)
- Length of External Male Thread = 0.12" (3mm)
- Thread Specification (External Thread) = M48x0.75 Male
- Length of Internal Female Thread = 0.39" (10mm)
- Thread Specification (Internal Thread) = M48x0.75 Female
- Maximum Outer Diameter = 2" (50.8mm)
- Weight = 1.3oz (37g)
Other Information
- Country of Manufacture: China
Reviews / Q&A