CELESTRON 5; 1250 MM, f/10; SCHMITT CASSEGRAIN TELEPHOTO LENS!!
This Celestron Telephoto Long-Focal-Length mirror Lens with Schmitt Cassegrain optics is ready for you!
These optics are repeatedly selected by professional astronomers for razor sharp images over a wide flat field, and by aerospace engineers for their compactness as a space probe! They are super light-weight, ultra compact and priced far less than you would expect! They adapt for visual use in seconds so you can study the whiskers of a chipmunk at 20 ft. of the face of a friend at half a mile, on film or at the eyepiece!So you can study the moon, planets and star clusters, or observe deep space nebulae and galaxies in intricate detail.
For photography, a T-thread adapter couples your 35mm camera body instantly. For visual work an eyepiece adapter is included.*
Some basic specifications include:
- 1250mm, f/10
- Focal length 50"
- f/value f/10
- Photographic Power 25X
- Photographic Near Focus 20'
- Resolution mm 200 lines/mm
- Linear coverage at 30' 5.78" x 8.67"; 100' 1.78' x 2.67'; 1000 yds 55.51' x 83.84'
- Visual Power Range - 50X - 310X
- Visual Near Focus 25'
- Construction: Aluminum
- Tube Dimensions: 5.5' x 11"
- Tube Weight: 4 lbs.
- Case Dimensions: 7" x 9" x 12"
- Case Weight: 2.5 lbs.
I am the original and sole owner of this Lens and can assure the buyer that this Lens has been carefully cared for and stored safely when not in use.The lens has no scratches, dents nicks or any other marks. The lens is in excellent condition. It will give you many years of service if you make it yours!
*Credit to Celestron ad for this lens
Filed under: Eyepieces & Accessories