As an Amazon Associate I earn from qualifying purchases.1. Celestron
Celestron 93436 2 Inch Luminous 2.5x Barlow Lens, Silver
Celestron - Increases magnification of any 2-inch or 1. 25-inch eyepiece by two and a half times. Hard-anodized aluminum barrel is threaded to accept 2” filters. Allows the use of both 2” and 1.
25” eyepieces. High-quality 4-element optics produce a flat field for sharp images that are free of extraneous color. A 2” to 1. 25” adapter is included. 1 x luminos 2. 5x barlow Lens 2 inches. The celestron 2. 5x luminos barlow increases the magnification of any 2” or 1.
25” eyepiece by two and a half times. A brass compression ring holds eyepieces firmly in place, and large thumbscrews are easy to turn, even with gloves on. Hard-anodized aluminium barrel is threaded to accept 2-inch filters. Brass compression ring holds eyepieces firmly in place. 4-element optics produce a flat field for sharp images that are free of extraneous colour.
| Brand | Celestron |
| Manufacturer | Celestron |
| Height | 6.4 cm (2.52 Inches) |
| Length | 9.3 cm (3.66 Inches) |
| Weight | 0.35 kg (0.77 Pounds) |
| Width | 6.4 cm (2.52 Inches) |
| Part Number | 93436 |
| Model | 93436 |
2. Akozon
Akozon 2 inch 2X Barlow Lens Multi-Coated Metal Barlow Lens for 2in Telescopes Eyepiece with 2in to 1.25in Adapter Ring for Telescope Eyepiece
Akozon - It is the perfect accessory for an astronomy enthusiast to lead you to the depths of the universe and explore the mysteries of the universe. 2x magnification: this barlow lens has 2x magnification and 2in to 1. 25in adapter, which can increase the magnification of any 2" eyepiece and provide comfortable viewing.
Color-corrected to provide high light transmission, sharp views. High quality material : the barlow lens adopts metal body, anti-rust, anti-oxidation, durable, the black anodized aluminum surface is precisely machined, and can be used for a long time.
Let you not miss every detail. Plug and play: this barlow lens is simple and practical, just insert the eyepiece into the 2X Barlow lens, then insert the Barlow lens into the lens barrel; no distortion even with short eyepieces.
It allows you to take a closer look at the lunar surface and other planets. Perfect companion for astronomy enthusiasts: this barlow lens enables large-field lunar observations; medium-sized star clusters; and a wide range of cloudy nebulae and deep space targets. Multi-layer high-definition optical lens: barlow lens adopts multi-layer coating optical lens, ensuring clear, which can provide high-quality observation results without additional chromatic aberration, making the image clearer and clearer.
| Brand | Akozon |
| Manufacturer | Akozon |
| Part Number | Akozon9ox8dnvfz33096 |
3. Astromania
Astromania 2" ED 2X Dual Power Telescope Barlow Lens for Telescopes
Astromania - In addition, all lens surfaces have been provided with a green multi-coating to reduce reflections. This often means there is no choice but to wrap up warmly. This saves the need to buy additional eyepieces. Ergonomically designed: naturally, clear starry nights can be cold in summer.
Especially for compact objects, sometimes more focal length is required in order for them to be seen at a reasonable size in the image. Larger diameter - more scope for your lenses: the 2" diameter also allows you to insert your 2" eyepieces into the Barlow, doubling their magnification.
The large lens diameter also means you will notice no shadowing in the image. It is also possible to use just one section of this Barlow lens in order to get a magnification factor of something like 1. 5x. Astrophotography with the barlow lens: you can also use the barlow lens for astrophotography.
The lower barlow element can simply be unscrewed and then screwed into any 2" eyepiece. This barlow element is correctly threaded for this purpose. This barlow lens has been designed with a high grip exterior to provide a good grip, meaning that it is easy to handle securely even with gloves on. There is a 2" filter thread provided on the lower part of the Barlow lens and on the reducer adapter for using your filters. More aperture for your photography and observing: the astromania 2" barlow lens provides a good image with high contrast.
| Brand | Astromania |
| Manufacturer | Astromania |
| Height | 3.32 |
| Length | 6.03 |
| Weight | 0.14 kg (0.3 Pounds) |
| Width | 3.54 |
| Part Number | SKU_AM_BL2ED |
| Model | SKU_AM_BL2ED |
4. Alstar
Allows the Use of Both 2" and 1.25" Eyepieces, Alstar 2" 2.5x Barlow Lens
Alstar - Hard-anodized aluminum barrel is threaded to accept 2" filters. Rubber grip for easy handling in cold weather or with gloves. Allows the use of both 2" and 1. 25" eyepieces.
Brass compression rings securely hold eyepieces without marring the eyepiece barrel's finish. A 2" to 1. 25" adapter is included. The barlow increases the magnification of any 2" or 1. 25" eyepiece by two and a half times.
| Brand | Alstar |
| Manufacturer | Alstar |
| Height | 7.87 cm (3.1 Inches) |
| Length | 11.18 cm (4.4 Inches) |
| Weight | 0.16 kg (0.35 Pounds) |
| Width | 6.6 cm (2.6 Inches) |
| Part Number | SKU_AM_BL2X4A |
| Model | SKU_AM_BL2X4A |
5. Astromania
Allows The use of Both 2" and 1.25" eyepieces, Astromania 2" 2.5X Barlow Lens
Astromania - Hard-anodized aluminum barrel is threaded to accept 2" filters. Brass compression rings with knurled set screw grips securely hold eyepieces without marring the eyepiece barrel's finish. A 2" to 1.
25" adapter is included, allows the use of both 2" and 1. 25" eyepieces. Fully multicoated optics, 4-element lens system. 2. 5x magnification, anodized Aluminum Housing. The barlow increases the magnification of any 2" or 1. 25" eyepiece by two and a half times. 2" barrel Diameter.
| Brand | Astromania |
| Manufacturer | Astromania |
| Height | 6.5 cm (2.56 Inches) |
| Length | 11.23 cm (4.42 Inches) |
| Weight | 0.16 kg (0.35 Pounds) |
| Width | 8 cm (3.15 Inches) |
| Part Number | SKU_AM_BL2X4 |
| Model | SKU_AM_BL2X4 |
6. Levenhuk
1.25"–2" Adapter Included, 2" Extra-low Dispersion Achromatic Barlow Lens for Telescopes with M48x0.75mm Light Filter Thread, Levenhuk ED-2x
Levenhuk - Extra-low dispersion lenses. Special thread allows for installing light filters for observing astronomical objects in detail. Magnification: 2x. Useful optical accessory that doubles the focal length and magnification power of the telescope.
Barrel diameter: 2''. This barlow lens is designed for 2" focusers, but with a 1. 25"–2" adapter purchased separately, it can be used with almost all modern telescopes of any brand and optical design: catadioptrics, refractors, and reflectors.
Due to the multi-element optical design and achromatic fully multi-coated lenses that are made of extra-low dispersion glass, the accessory transmits a crisp and sharp image without distortions across the entire field of view. Filter and compression ring thread: M48x075mm.
7. Celestron
Silver & 94119-A 1.25 Inch Moon Filter,Black, Celestron 93436 2 Inch Luminous 2.5x Barlow Lens
Celestron - Product 2: reduce glare and increase contrast of the Moon with the Celestron 1. 25” moon Filter. Product 2: threads onto most 1. 25” eyepieces in seconds. Allows the use of both 2” and 1.
25” eyepieces. Product 1: high-quality 4-element optics produce a flat field for sharp images that are free of extraneous color. Product 1: a 2” to 1. 25” adapter is included. Product 2: also useful for extra bright planets as well as terrestrial viewing over sand or snow.
Product 1: hard-anodized aluminum barrel is threaded to accept 2” filters. Product 1: the celestron 2. 5x luminos barlow increases the magnification of any 2” or 1. 25” eyepiece by two and a half times. Product 2: package dimensions: 3. 8 l x 7. 2 h x 4. 8 w centimetres. A brass compression ring holds eyepieces firmly in place, and large thumbscrews are easy to turn, even with gloves on.
8. SIGOEC
SIGOEC Telescope Accessory Set 2 Inch 2X Barlow Lens For Astronomical Telescope Aluminium Optical Lens Telescope Eyepiece Accessory Telescope Camera
SIGOEC - Made of optical and Alloy frame. It can adjust eyepiece location;help you to get more sharp image. Application:support all types of telescopes, refractor, moon, reflector, to observe the star clusters,, planets and other celestial bodies.
Small size and easy to use. Match different 2inch astronomical telescope. With the locking screw to tight the eyepiece. It can adjust eyepiece location;help you to get more sharp image.
| Brand | SIGOEC |
| Manufacturer | SIGOEC |
| Weight | 0.8 kg (1.76 Pounds) |
| Part Number | SIGOEC |
9. Astromania
Such as eyepieces, or Various adapters, Barlow Lenses, Star diagonals, Astromania 2" SC Adapter, The 2" Adapter for Your Schmidt Cassegrain Telescope, Allows You to use 2" Accessories
Astromania - Your 2" accessories are then gently clamped in place via the compression ring and side locking screw. This lets you easily adapt from sc thread to a 2" barrel.
A locking screw and compression ring ensure the gentle but secure attachment of your valuable accessories, protecting them from damage. The adapter is simply screwed onto the SC thread on the telescope, and can also remain attached there if required, accepts 2" eyepieces accessories.
Adapts from sc thread to standard 2" fitting, side clamping screw. For 2" eyepieces or cameras with a 2" connector. Anodised in black for preventing unwanted reflections: high-quality and very robust piece of engineering, which is black anodized to minimise unwanted reflections.
| Brand | Astromania |
| Manufacturer | Astromania |
| Height | 5.5 cm (2.17 Inches) |
| Length | 6.5 cm (2.56 Inches) |
| Weight | 0.1 kg (0.22 Pounds) |
| Width | 6.5 cm (2.56 Inches) |
| Part Number | SKU_AM_SCTO2 |
| Model | SKU_AM_SCTO2 |
Celestron - Increases magnification of any 2-inch or 1. 25-inch eyepiece by two and a half times. Hard-anodized aluminum barrel is threaded to accept 2” filters. Allows the use of both 2” and 1.
Akozon - It is the perfect accessory for an astronomy enthusiast to lead you to the depths of the universe and explore the mysteries of the universe. 2x magnification: this barlow lens has 2x magnification and 2in to 1. 25in adapter, which can increase the magnification of any 2" eyepiece and provide comfortable viewing.
Astromania - In addition, all lens surfaces have been provided with a green multi-coating to reduce reflections. This often means there is no choice but to wrap up warmly. This saves the need to buy additional eyepieces. Ergonomically designed: naturally, clear starry nights can be cold in summer.
Alstar - Hard-anodized aluminum barrel is threaded to accept 2" filters. Rubber grip for easy handling in cold weather or with gloves. Allows the use of both 2" and 1. 25" eyepieces. Brass compression rings securely hold eyepieces without marring the eyepiece barrel's finish. A 2" to 1. 25" adapter is included. The barlow increases the magnification of any 2" or 1. 25" eyepiece by two and a half times.
Astromania - Hard-anodized aluminum barrel is threaded to accept 2" filters. Brass compression rings with knurled set screw grips securely hold eyepieces without marring the eyepiece barrel's finish. A 2" to 1. 25" adapter is included, allows the use of both 2" and 1. 25" eyepieces. Fully multicoated optics, 4-element lens system. 2. 5x magnification, anodized Aluminum Housing. The barlow increases the magnification of any 2" or 1. 25" eyepiece by two and a half times. 2" barrel Diameter.
Levenhuk - Extra-low dispersion lenses. Special thread allows for installing light filters for observing astronomical objects in detail. Magnification: 2x. Useful optical accessory that doubles the focal length and magnification power of the telescope.
Celestron - Product 2: reduce glare and increase contrast of the Moon with the Celestron 1. 25” moon Filter. Product 2: threads onto most 1. 25” eyepieces in seconds. Allows the use of both 2” and 1.
SIGOEC - Made of optical and Alloy frame. It can adjust eyepiece location;help you to get more sharp image. Application:support all types of telescopes, refractor, moon, reflector, to observe the star clusters,, planets and other celestial bodies. Small size and easy to use. Match different 2inch astronomical telescope. With the locking screw to tight the eyepiece. It can adjust eyepiece location;help you to get more sharp image.
Astromania - Your 2" accessories are then gently clamped in place via the compression ring and side locking screw. This lets you easily adapt from sc thread to a 2" barrel.
