CR-1.5x Extender for CCA-250 and Mewlon 250CRS/300CRS Telescopes (TKA82595)
Category: Astrophotography Accessories
Description
The Takahashi Extender-CR 1.5X is designed specifically for the CCA and Corrected Mewlon series of telescopes. It increase the focal length of these instruments without degrading the optical performance, maintaining pin point stars across the field.
Specifications
|
Telescope with Adapter |
CR-1.5X EX with Mewlon-250CRS | CR-1.5X EX with Mewlon-300CRS | CR-1.5X EX with CCA-250 |
|
Adapter Part Number |
TKA82595 | TKA82595 | TKA82595 |
|
Aperture |
250mm | 300mm | 250mm |
|
Resolution |
0.46" | 0.4" | 0.46" |
|
Limiting Magnitude |
13.8 | 14.2 | 13.8 |
|
Light Gathering Power |
1276X | 1872X | 1276X |
|
Focal Length |
3780mm | 4475mm | 1880mm |
|
Focal Ratio |
f/15.1 | f/14.9 | f/7.5 |
|
Image Circle Diameter |
44mm | 44mm | 40mm |
|
Optical Type |
Dall-Kirkham | Dall-Kirkham | Modified Cassegrain |
|
Tube Diameter |
280mm | 324mm | 306mm |
|
Tube Length (With Lens hood retracted) |
945mm | 1045mm | 870mm |
|
Tube Weight |
12.0kg | 27.0kg | 22.8kg |
|
Recommended Finder |
7x50 | 7x50 | 7x50 |
|
Metal Back Distance |
117.5 mm | 117.5mm | 117.5mm |
Before you pay
Check the method and total at checkout.
When it ships
Allow for processing time as well as the journey to you.
Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
View policyIf you need a refund
Keep your order number and contact the store to start.
Please contact us for the refund processing timeframe before returning an item.
View policyDelivery costs
Review the cost for your destination and chosen service.
Standard Shipping · United States: $0.00
Express Shipping · United States: $3.99
View policyReturning an item
Check the return conditions before sending anything back.
United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.
View policy
