[Amazon.com] Photography: Orion 8726 12.5mm Sirius Plossl Telescope Eyepiece - Orion

[Amazon.com] Photography: Orion 8450 12.5mm Illuminated Reticle Plossl Telescope Eyepiece - Orion

[Amazon.com] Photography: Meade 07066 12-Millimeter Modified Achromatic Eyepiece with 1.25-Inch Cordless Illumination (Black) - Meade

[Amazon.com] Photography: TeleVue Nagler 12.0mm Type 4 Eyepiece EN4-12.0 - Tele Vue

[Amazon.com] Toy: TwinStar Silver 90mm iOptron Computer Controlled Cassegrain Telescope - TwinStar

[Amazon.com] BISS: Celestron FirstScope Accessory Kit with eyepiece, moon filter, finderscope, bracket, CD-ROM, bag - Celestron

[Amazon.com] Photography: Meade 07069 12-Millimeter Modified Achromatic Eyepiece with Illuminated 1.25-Inch Reticle (Black) - Meade

[Amazon.com] Wireless: 4X-12X Optical Zoom Aluminum Telescope Camera telephoto Lens For Apple iPhone 5/iPhone 5S - Goliton

[Amazon.com] Photography: Celestron Omni Series 1-1/4 12MM Eyepiece - Celestron

[Amazon.com] Photography: Meade 07172-02 12.4mm Super Plossl Series 4000 - Meade

[Amazon.com] Single Detail Page Misc: Suncore 12x42 HD Night Vision Telescope Outdoor Hiking Binoculars - JeabJJ Shopping

[Amazon.com] Kitchen: 16 x 40 Monocular Telescope 40mm Caliber For Sport Camping

[Amazon.com] Photography: Meade 07172-02 12.4mm Super Plossl Series 4000 - Meade

[Amazon.com] Photography: 12.5mm Plossl 1.25" Telescope Eyepiece - Twinstar

[Amazon.com] Photography: Celestron 52322 Landscout 12-36x60 Spotting Scope (Army Green) - Celestron

[Amazon.com] Sports: Vktech? Black 10x25 Multi-coated Lens Sports Monocular Hunting Camping Telescope - Vktech

[Amazon.com] Sports: Bushnell Powerview 7-15x25 Compact Zoom Binocular - Bushnell

[Amazon.com] Car Audio or Theater: Celestron 21024-ACC FirstScope Accessory Kit (Black) - Consumer Electronics Store

[Amazon.com] BISS: American Educational Plastic Metal Advanced Telescope, 2" Lens Diameter - American Educational

[Amazon.com] Toy: Pink TwinStar AstroMark 80mm 16-40x Portable Refractor Telescope Kids Pak Bundle - TwinStar

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12Mm Telescope Eyepiece Popular Q&A

Q: What sees further a 4mm, 6mm, 12.5mm, or 20 mm telescope eyepiece...
A: Focal lenghth of eye pieces only changes magnification,Means you may see more details. The distance how much far away you can see depend upon sky conditions. An... Read More »

Q: Which includes the 1.25 eyepieces: 3.6mm, 12mm, 20mm plus moon fi...
A: Firstly, the important thing to understand about choosing a telescope is that magnification is irrelevant. Any telescope can magnify any image to any size. The ... Read More »

Q: What is the focal length of a telescope's mirror if I use an eyep...
A: 1.82 meters. Read More »

Q: Which is a better eyepiece for my 120mm refractor telescope 6mm w...
A: I know from your later post that this is a 120mm f/5 refractor manufactured by Synta (even though it has another brand name on it). I tested two of these refrac... Read More »