Also known as cobalt steel, this M42 tool steel maintains its hardness in high-speed cutting applications that generate intense heat. Use it to make tools for cutting extremely hard materials. For technical drawings and 3-D models, click on a part number. Certificates with a traceable lot number are available for these products.

2019年2月20日 · M42 narrowband processing - posted in Experienced Deep Sky Imaging: Ive been working with narrowband of the Orion nebula for the past week. So far, Ive collected 2 hours SII, 1.7h Ha and 6 hours OIII. The SII signal is significantly lower and this channel can definitely use more integration time. While most SHO images that I see have the typical blue-gold palette, I tried to go for a different ...

Choose from our selection of M42 eyebolts, including eyebolts, routing eyebolts, and more. Same and Next Day Delivery.

2025年3月1日 · M42 - posted in Sketching: With the moon sleeping got back to a bit of deep sky observing. Did this sketch from three nights of observing. Perhaps 15 minutes each night. Made them from the 17th floor balcony of a condo in Orange Beach, AL. Seeing about Bortle 5. Black Strathmore used. White charcoal pencil for the stars. Mellish technique using gray charcoal for the nebula. This is the first ...

M42 × 1.5 mm: Extra Fine. 62: 12: DIN 1816: 0000000: 000000 : T-Slot Nuts. Designed to slide into T-slot ...

Choose from our selection of M42 adapters, including metal pipe and pipe fittings, tube fittings for metal tubing, and more. Same and Next Day Delivery.

2022年10月7日 · M42 is the thread diameter and can come in two different thread pitches, M42 x 1mm or M42 x 0.75mm . T2 or T-thread is the same as M42 x 0.75mm and 99% of the stuff out there labeled M42 is M42 x 0.75mm . There are a few M42 x 1mm things out there. Some Takahashi adapter rings for example. I've never seen anyone use the term T42 before

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2025年1月7日 · Best eyepieces under $60 for M42, M31, etc - posted in Eyepieces: Getting a 10 dob (1270mm FL), and I want to see the entirety of M42, M31, M45, etc. All the eyepieces I see that have a large FOV are very expensive. Is there a decent one under $60? Thanks

2016年10月22日 · So, say, 3 frames each at 15 seconds, 30 seconds, 1 minute, 2 minutes and 4 minutes will give you ample flexibility for your post processing. M42 is a super beautiful target, so the more effort one puts into it, the more awesome the result. Edited by Samir Kharusi, 23 October 2016 - 07:17 AM.