Reviews Copper Alloy Telescopes

Dielectric Mirror, 1.25 Inch 90-Degree Dielectric Mirror Diagonal for Telescope

Used for 1.25 inch focus seat and 1.25inch eyepiece..
Interface with 1.25 inch thread can be connected with 1.25in filter..
Constructed with aluminum alloy housing and stainless steel cover plate, available for long lifespan..
Not recommended for use in reflective telescopes..

High Quality: Zinc alloy & copper alloy saw set tool is 100% brand new and has high quality. Saw set puller is a great addition to any serious tool collection..
Making Material: Saw set puller is made of high quality zinc alloy and copper alloy, which is durable and sturdy..
Scope Of Application: Zinc alloy & copper alloy saw set tool is specially used for woodworking saw blades..
Fine Quality Tool: Zinc alloy & copper alloy saw set tool is a fine quality tool that will provide years of service..
Quality Service: We strive to provide you with high quality and convenient service. You are welcome to contact us if you have any problem about our product, we will give you a satisfactory reply..

It fits all rear cells of Schmidt-Cassegrain telescopes and includes an adapter to use with refractor telescopes..
The 2" SCT diagonal features dielectric coatings with 93% reflectivity across the visible spectrum and a 1/10 wave mirror for bright and true images..
Allows you to take advantage of the wider field of view provided by two inch eyepieces. Dielectric coatings are more durable than regular or enhanced aluminum coatings, so you will enjoy years of excellent performance from this product..
The SCT Adapter has a standard SCT female thread (2", 24 TPI),you can use your refractor diagonal with all telescopes having a standard SCT thread for which you can attach this diagonal directly to Schmidt-Cassegrain telescopes and many Maksutov-Cassegrain telescopes..
Associated with 90°mirror diagonals, which let you view objects that are at a 90°angle from the direction the telescope is pointing.Improved attachment design features a brass clamping ring which does not mar, and provides a more secure connection..

5mm—38mm---- This laser pointer finder scope bracket fits maximum dia. 38mm, minimum 5mm flashlight pointer, compatible with different types of laser pointer.
1/4 Standard Thread Hole---- The guide scope rings come with 1/4 standard camera thread hole, suitable for most telescopes, such as for Celestron, for Sky-watcher, for Vixen, etc..
High Quality Aluminum Alloy---- This finder scope mounting bracket is made of high-quality aluminum alloy material, which is strong and durable. All-metal precision CNC process, fine workmanship and professional design.
Easy to Install---- The telescope finder scope shoe is easy to install and use, a great choice for astronomical telescope lovers. Three-point adjustment knurled knobs help make alignment fast and easy.
Practical Accessory---- This heavy-duty dual-ring finder scope bracket will help you convert your pointer into a cool finder for your telescope. This mounting bracket also can be used with a finderscope or other accessories.

[MATERIAL]: Housing Material: Stainless Steel.
[APPLICATION]: Normal Ambient Temp.:-4F to +140F (-20C to +60C)；It is suitable for places with severe vibration，the damping liquid (glycerin) can....

【Copper Alloy Brake Tubing】The flexible brake line made of copper alloy, Easy to double flare and form bend in line..
【Rust and Corrosion Proofing】Our copper alloy lines are much better than standard steel tubing, Copper alloy lines are ideal for vehicles experiencing harsh weather and environmental conditions..
【High Quality】Our brake line meets all SAE and ISO specifications..
【Complete Brake Line】Includes 16 Fittings: 2 x 3/16” (7/16-24) Inverted Tube Nut, 10 x 3/16” (3/8-24) Inverted Tube Nut, 2 x 3/16” (1/2-20) Inverted Tube Nut, 2 x 3/16” (9/16-18) Inverted Tube Nut..
【Lifetime Warranty】You can return or exchange the product at any time, if you have any questions, please contact us and you will have a satisfactory reply..

Super Sil-Flo brazing rod is a brazing alloy that is ideal for large and small copper tubing installations.
Typical applications are refrigeration control valves, joining copper wires to rotor bars, electrical connections.
T joints, wage joints and sleeves, couplings on return bends and condenser fitting.
Sil-flo is not recommended for ferrous metals such as iron or steel.

【Accurately measured value】-----Precision measurement circuit to ensure Indication error ± 0.5% (HLD = 800), showing the value of repeatability 0.8%.
【Leeb hardness measurement】-----Based Leeb hardness measuring principle, can detect a variety of metal materials.
【Supports a variety of standard hardness】-----Real-time display and conversion: Brinell HB, Rockwell HRC, Vickers HV, Shaw HS, and three kinds of intensity values.
【Applicable Materials】-----Steel and cast steel, alloy tool steel, stainless steel, gray cast iron, nodular cast iron, cast aluminum alloy, copper zinc alloys (brass), an alloy of copper and tin, copper(bronze).
【Application】-----1)Bearings and other parts.
2)Failure analysis of pressure vessel, steam turbine generator group and equipment.
4)Mechanical or permanent assembly installed.
6)The original record of formal requirements on test results.

work with refractor and catadioptric telescopes.
keep your lens clean for superior image fidelity.
you can view correct image from refractor telescope stand and just look down with a comfortable angle .
1.25" 90 degree diagonal mirror using with refrator telescope and makes the image upright.